Home / 28,344.17-42,498.03-13,552.76

Finding the Fourth Proportional to 28,344.17, 42,498.03 and 13,552.76

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Solution

The fourth proportional to 28,344.17, 42,498.03 and 13,552.76 is: 20,320.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,344.17 : 42,498.03 = 13,552.76 : x
  2. Step 2: Convert to fraction form
    28,344.17/42,498.03 = 13,552.76/x
  3. Step 3: Cross multiply
    28,344.17x = 42,498.03 × 13,552.76
  4. Step 4: Simplify right side
    28,344.17x = 575,965,601.06
  5. Step 5: Solve for x
    x = 575,965,601.06/28,344.17
  6. Step 6: Final answer
    x = 20,320.43

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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.