Home / 26,836.91-37,036.61-15,508.49

Finding the Fourth Proportional to 26,836.91, 37,036.61 and 15,508.49

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Solution

The fourth proportional to 26,836.91, 37,036.61 and 15,508.49 is: 21,402.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,836.91 : 37,036.61 = 15,508.49 : x
  2. Step 2: Convert to fraction form
    26,836.91/37,036.61 = 15,508.49/x
  3. Step 3: Cross multiply
    26,836.91x = 37,036.61 × 15,508.49
  4. Step 4: Simplify right side
    26,836.91x = 574,381,795.70
  5. Step 5: Solve for x
    x = 574,381,795.70/26,836.91
  6. Step 6: Final answer
    x = 21,402.68

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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.