Home / 26,072.91-39,109.14-9,426.66

Finding the Fourth Proportional to 26,072.91, 39,109.14 and 9,426.66

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Solution

The fourth proportional to 26,072.91, 39,109.14 and 9,426.66 is: 14,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,072.91 : 39,109.14 = 9,426.66 : x
  2. Step 2: Convert to fraction form
    26,072.91/39,109.14 = 9,426.66/x
  3. Step 3: Cross multiply
    26,072.91x = 39,109.14 × 9,426.66
  4. Step 4: Simplify right side
    26,072.91x = 368,668,565.67
  5. Step 5: Solve for x
    x = 368,668,565.67/26,072.91
  6. Step 6: Final answer
    x = 14,139.91

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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.