Home / 21,560.73-32,341.10-9,839.13

Finding the Fourth Proportional to 21,560.73, 32,341.10 and 9,839.13

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Solution

The fourth proportional to 21,560.73, 32,341.10 and 9,839.13 is: 14,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560.73 : 32,341.10 = 9,839.13 : x
  2. Step 2: Convert to fraction form
    21,560.73/32,341.10 = 9,839.13/x
  3. Step 3: Cross multiply
    21,560.73x = 32,341.10 × 9,839.13
  4. Step 4: Simplify right side
    21,560.73x = 318,208,238.05
  5. Step 5: Solve for x
    x = 318,208,238.05/21,560.73
  6. Step 6: Final answer
    x = 14,758.70

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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.