Home / 30,886.19-46,329.35-11,164.71

Finding the Fourth Proportional to 30,886.19, 46,329.35 and 11,164.71

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Solution

The fourth proportional to 30,886.19, 46,329.35 and 11,164.71 is: 16,747.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,886.19 : 46,329.35 = 11,164.71 : x
  2. Step 2: Convert to fraction form
    30,886.19/46,329.35 = 11,164.71/x
  3. Step 3: Cross multiply
    30,886.19x = 46,329.35 × 11,164.71
  4. Step 4: Simplify right side
    30,886.19x = 517,253,701.41
  5. Step 5: Solve for x
    x = 517,253,701.41/30,886.19
  6. Step 6: Final answer
    x = 16,747.09

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.