Home / 28,351.17-42,512.58-16,508.88

Finding the Fourth Proportional to 28,351.17, 42,512.58 and 16,508.88

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Solution

The fourth proportional to 28,351.17, 42,512.58 and 16,508.88 is: 24,755.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,351.17 : 42,512.58 = 16,508.88 : x
  2. Step 2: Convert to fraction form
    28,351.17/42,512.58 = 16,508.88/x
  3. Step 3: Cross multiply
    28,351.17x = 42,512.58 × 16,508.88
  4. Step 4: Simplify right side
    28,351.17x = 701,835,081.71
  5. Step 5: Solve for x
    x = 701,835,081.71/28,351.17
  6. Step 6: Final answer
    x = 24,755.07

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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.