Home / 26,011.26-39,016.71-10,428.66

Finding the Fourth Proportional to 26,011.26, 39,016.71 and 10,428.66

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Solution

The fourth proportional to 26,011.26, 39,016.71 and 10,428.66 is: 15,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011.26 : 39,016.71 = 10,428.66 : x
  2. Step 2: Convert to fraction form
    26,011.26/39,016.71 = 10,428.66/x
  3. Step 3: Cross multiply
    26,011.26x = 39,016.71 × 10,428.66
  4. Step 4: Simplify right side
    26,011.26x = 406,892,002.91
  5. Step 5: Solve for x
    x = 406,892,002.91/26,011.26
  6. Step 6: Final answer
    x = 15,642.92

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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.