Home / 14,317.40-21,476.10-9,943.40

Finding the Fourth Proportional to 14,317.40, 21,476.10 and 9,943.40

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Solution

The fourth proportional to 14,317.40, 21,476.10 and 9,943.40 is: 14,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317.40 : 21,476.10 = 9,943.40 : x
  2. Step 2: Convert to fraction form
    14,317.40/21,476.10 = 9,943.40/x
  3. Step 3: Cross multiply
    14,317.40x = 21,476.10 × 9,943.40
  4. Step 4: Simplify right side
    14,317.40x = 213,545,452.74
  5. Step 5: Solve for x
    x = 213,545,452.74/14,317.40
  6. Step 6: Final answer
    x = 14,915.10

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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.