Home / 38,340.71-57,510.23-10,260.75

Finding the Fourth Proportional to 38,340.71, 57,510.23 and 10,260.75

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Solution

The fourth proportional to 38,340.71, 57,510.23 and 10,260.75 is: 15,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,340.71 : 57,510.23 = 10,260.75 : x
  2. Step 2: Convert to fraction form
    38,340.71/57,510.23 = 10,260.75/x
  3. Step 3: Cross multiply
    38,340.71x = 57,510.23 × 10,260.75
  4. Step 4: Simplify right side
    38,340.71x = 590,098,041.17
  5. Step 5: Solve for x
    x = 590,098,041.17/38,340.71
  6. Step 6: Final answer
    x = 15,390.90

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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.