Home / 38,560.05-57,818.58-11,898.47

Finding the Fourth Proportional to 38,560.05, 57,818.58 and 11,898.47

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Solution

The fourth proportional to 38,560.05, 57,818.58 and 11,898.47 is: 17,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,560.05 : 57,818.58 = 11,898.47 : x
  2. Step 2: Convert to fraction form
    38,560.05/57,818.58 = 11,898.47/x
  3. Step 3: Cross multiply
    38,560.05x = 57,818.58 × 11,898.47
  4. Step 4: Simplify right side
    38,560.05x = 687,952,677.28
  5. Step 5: Solve for x
    x = 687,952,677.28/38,560.05
  6. Step 6: Final answer
    x = 17,841.07

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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.