Home / 38,521.50-57,806.58-15,147.36

Finding the Fourth Proportional to 38,521.50, 57,806.58 and 15,147.36

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Solution

The fourth proportional to 38,521.50, 57,806.58 and 15,147.36 is: 22,730.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,521.50 : 57,806.58 = 15,147.36 : x
  2. Step 2: Convert to fraction form
    38,521.50/57,806.58 = 15,147.36/x
  3. Step 3: Cross multiply
    38,521.50x = 57,806.58 × 15,147.36
  4. Step 4: Simplify right side
    38,521.50x = 875,617,077.63
  5. Step 5: Solve for x
    x = 875,617,077.63/38,521.50
  6. Step 6: Final answer
    x = 22,730.61

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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.