Home / 26,008.74-38,964.15-12,845.70

Finding the Fourth Proportional to 26,008.74, 38,964.15 and 12,845.70

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Solution

The fourth proportional to 26,008.74, 38,964.15 and 12,845.70 is: 19,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,008.74 : 38,964.15 = 12,845.70 : x
  2. Step 2: Convert to fraction form
    26,008.74/38,964.15 = 12,845.70/x
  3. Step 3: Cross multiply
    26,008.74x = 38,964.15 × 12,845.70
  4. Step 4: Simplify right side
    26,008.74x = 500,521,781.66
  5. Step 5: Solve for x
    x = 500,521,781.66/26,008.74
  6. Step 6: Final answer
    x = 19,244.37

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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.