Home / 26,713.98-40,107.42-13,575.65

Finding the Fourth Proportional to 26,713.98, 40,107.42 and 13,575.65

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Solution

The fourth proportional to 26,713.98, 40,107.42 and 13,575.65 is: 20,381.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,713.98 : 40,107.42 = 13,575.65 : x
  2. Step 2: Convert to fraction form
    26,713.98/40,107.42 = 13,575.65/x
  3. Step 3: Cross multiply
    26,713.98x = 40,107.42 × 13,575.65
  4. Step 4: Simplify right side
    26,713.98x = 544,484,095.79
  5. Step 5: Solve for x
    x = 544,484,095.79/26,713.98
  6. Step 6: Final answer
    x = 20,381.99

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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.