Home / 37,472.28-51,711.62-20,705.24

Finding the Fourth Proportional to 37,472.28, 51,711.62 and 20,705.24

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Solution

The fourth proportional to 37,472.28, 51,711.62 and 20,705.24 is: 28,573.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,472.28 : 51,711.62 = 20,705.24 : x
  2. Step 2: Convert to fraction form
    37,472.28/51,711.62 = 20,705.24/x
  3. Step 3: Cross multiply
    37,472.28x = 51,711.62 × 20,705.24
  4. Step 4: Simplify right side
    37,472.28x = 1,070,701,502.89
  5. Step 5: Solve for x
    x = 1,070,701,502.89/37,472.28
  6. Step 6: Final answer
    x = 28,573.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.