Home / 28,475.91-39,297.17-16,539.25

Finding the Fourth Proportional to 28,475.91, 39,297.17 and 16,539.25

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Solution

The fourth proportional to 28,475.91, 39,297.17 and 16,539.25 is: 22,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,475.91 : 39,297.17 = 16,539.25 : x
  2. Step 2: Convert to fraction form
    28,475.91/39,297.17 = 16,539.25/x
  3. Step 3: Cross multiply
    28,475.91x = 39,297.17 × 16,539.25
  4. Step 4: Simplify right side
    28,475.91x = 649,945,718.92
  5. Step 5: Solve for x
    x = 649,945,718.92/28,475.91
  6. Step 6: Final answer
    x = 22,824.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.