Home / 27,059.59-37,342.11-15,122.91

Finding the Fourth Proportional to 27,059.59, 37,342.11 and 15,122.91

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Solution

The fourth proportional to 27,059.59, 37,342.11 and 15,122.91 is: 20,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.59 : 37,342.11 = 15,122.91 : x
  2. Step 2: Convert to fraction form
    27,059.59/37,342.11 = 15,122.91/x
  3. Step 3: Cross multiply
    27,059.59x = 37,342.11 × 15,122.91
  4. Step 4: Simplify right side
    27,059.59x = 564,721,368.74
  5. Step 5: Solve for x
    x = 564,721,368.74/27,059.59
  6. Step 6: Final answer
    x = 20,869.55

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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.