Home / 26,898.41-37,117.20-15,565.66

Finding the Fourth Proportional to 26,898.41, 37,117.20 and 15,565.66

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Solution

The fourth proportional to 26,898.41, 37,117.20 and 15,565.66 is: 21,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,898.41 : 37,117.20 = 15,565.66 : x
  2. Step 2: Convert to fraction form
    26,898.41/37,117.20 = 15,565.66/x
  3. Step 3: Cross multiply
    26,898.41x = 37,117.20 × 15,565.66
  4. Step 4: Simplify right side
    26,898.41x = 577,753,680.93
  5. Step 5: Solve for x
    x = 577,753,680.93/26,898.41
  6. Step 6: Final answer
    x = 21,479.10

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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.