Home / 14,315.78-21,466.32-5,993.51

Finding the Fourth Proportional to 14,315.78, 21,466.32 and 5,993.51

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Solution

The fourth proportional to 14,315.78, 21,466.32 and 5,993.51 is: 8,987.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.78 : 21,466.32 = 5,993.51 : x
  2. Step 2: Convert to fraction form
    14,315.78/21,466.32 = 5,993.51/x
  3. Step 3: Cross multiply
    14,315.78x = 21,466.32 × 5,993.51
  4. Step 4: Simplify right side
    14,315.78x = 128,658,603.58
  5. Step 5: Solve for x
    x = 128,658,603.58/14,315.78
  6. Step 6: Final answer
    x = 8,987.19

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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.