Home / 14,344.98-21,373.29-13,539.24

Finding the Fourth Proportional to 14,344.98, 21,373.29 and 13,539.24

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Solution

The fourth proportional to 14,344.98, 21,373.29 and 13,539.24 is: 20,172.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.98 : 21,373.29 = 13,539.24 : x
  2. Step 2: Convert to fraction form
    14,344.98/21,373.29 = 13,539.24/x
  3. Step 3: Cross multiply
    14,344.98x = 21,373.29 × 13,539.24
  4. Step 4: Simplify right side
    14,344.98x = 289,378,102.90
  5. Step 5: Solve for x
    x = 289,378,102.90/14,344.98
  6. Step 6: Final answer
    x = 20,172.78

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.