Home / 38,290.92-57,439.10-10,210.82

Finding the Fourth Proportional to 38,290.92, 57,439.10 and 10,210.82

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Solution

The fourth proportional to 38,290.92, 57,439.10 and 10,210.82 is: 15,316.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.92 : 57,439.10 = 10,210.82 : x
  2. Step 2: Convert to fraction form
    38,290.92/57,439.10 = 10,210.82/x
  3. Step 3: Cross multiply
    38,290.92x = 57,439.10 × 10,210.82
  4. Step 4: Simplify right side
    38,290.92x = 586,500,264.79
  5. Step 5: Solve for x
    x = 586,500,264.79/38,290.92
  6. Step 6: Final answer
    x = 15,316.95

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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.