Home / 38,996.76-58,528.62-15,639.24

Finding the Fourth Proportional to 38,996.76, 58,528.62 and 15,639.24

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Solution

The fourth proportional to 38,996.76, 58,528.62 and 15,639.24 is: 23,472.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,996.76 : 58,528.62 = 15,639.24 : x
  2. Step 2: Convert to fraction form
    38,996.76/58,528.62 = 15,639.24/x
  3. Step 3: Cross multiply
    38,996.76x = 58,528.62 × 15,639.24
  4. Step 4: Simplify right side
    38,996.76x = 915,343,135.05
  5. Step 5: Solve for x
    x = 915,343,135.05/38,996.76
  6. Step 6: Final answer
    x = 23,472.29

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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.