Home / 26,039.98-39,061.79-10,457.61

Finding the Fourth Proportional to 26,039.98, 39,061.79 and 10,457.61

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Solution

The fourth proportional to 26,039.98, 39,061.79 and 10,457.61 is: 15,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,039.98 : 39,061.79 = 10,457.61 : x
  2. Step 2: Convert to fraction form
    26,039.98/39,061.79 = 10,457.61/x
  3. Step 3: Cross multiply
    26,039.98x = 39,061.79 × 10,457.61
  4. Step 4: Simplify right side
    26,039.98x = 408,492,965.72
  5. Step 5: Solve for x
    x = 408,492,965.72/26,039.98
  6. Step 6: Final answer
    x = 15,687.15

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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.