Home / 38,708.60-58,052.35-10,622

Finding the Fourth Proportional to 38,708.60, 58,052.35 and 10,622

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Solution

The fourth proportional to 38,708.60, 58,052.35 and 10,622 is: 15,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,708.60 : 58,052.35 = 10,622 : x
  2. Step 2: Convert to fraction form
    38,708.60/58,052.35 = 10,622/x
  3. Step 3: Cross multiply
    38,708.60x = 58,052.35 × 10,622
  4. Step 4: Simplify right side
    38,708.60x = 616,632,061.70
  5. Step 5: Solve for x
    x = 616,632,061.70/38,708.60
  6. Step 6: Final answer
    x = 15,930.10

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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.