Home / 27,559.98-38,032.88-15,624.23

Finding the Fourth Proportional to 27,559.98, 38,032.88 and 15,624.23

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Solution

The fourth proportional to 27,559.98, 38,032.88 and 15,624.23 is: 21,561.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.98 : 38,032.88 = 15,624.23 : x
  2. Step 2: Convert to fraction form
    27,559.98/38,032.88 = 15,624.23/x
  3. Step 3: Cross multiply
    27,559.98x = 38,032.88 × 15,624.23
  4. Step 4: Simplify right side
    27,559.98x = 594,234,196.40
  5. Step 5: Solve for x
    x = 594,234,196.40/27,559.98
  6. Step 6: Final answer
    x = 21,561.49

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.