Home / 21,560.98-32,341.47-9,839.38

Finding the Fourth Proportional to 21,560.98, 32,341.47 and 9,839.38

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Solution

The fourth proportional to 21,560.98, 32,341.47 and 9,839.38 is: 14,759.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560.98 : 32,341.47 = 9,839.38 : x
  2. Step 2: Convert to fraction form
    21,560.98/32,341.47 = 9,839.38/x
  3. Step 3: Cross multiply
    21,560.98x = 32,341.47 × 9,839.38
  4. Step 4: Simplify right side
    21,560.98x = 318,220,013.09
  5. Step 5: Solve for x
    x = 318,220,013.09/21,560.98
  6. Step 6: Final answer
    x = 14,759.07

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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.