Home / 28,417.50-42,593.04-16,738.92

Finding the Fourth Proportional to 28,417.50, 42,593.04 and 16,738.92

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Solution

The fourth proportional to 28,417.50, 42,593.04 and 16,738.92 is: 25,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,417.50 : 42,593.04 = 16,738.92 : x
  2. Step 2: Convert to fraction form
    28,417.50/42,593.04 = 16,738.92/x
  3. Step 3: Cross multiply
    28,417.50x = 42,593.04 × 16,738.92
  4. Step 4: Simplify right side
    28,417.50x = 712,961,489.12
  5. Step 5: Solve for x
    x = 712,961,489.12/28,417.50
  6. Step 6: Final answer
    x = 25,088.82

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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.