Home / 27,059.86-37,342.38-15,123.06

Finding the Fourth Proportional to 27,059.86, 37,342.38 and 15,123.06

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Solution

The fourth proportional to 27,059.86, 37,342.38 and 15,123.06 is: 20,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.86 : 37,342.38 = 15,123.06 : x
  2. Step 2: Convert to fraction form
    27,059.86/37,342.38 = 15,123.06/x
  3. Step 3: Cross multiply
    27,059.86x = 37,342.38 × 15,123.06
  4. Step 4: Simplify right side
    27,059.86x = 564,731,053.28
  5. Step 5: Solve for x
    x = 564,731,053.28/27,059.86
  6. Step 6: Final answer
    x = 20,869.70

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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.