Home / 38,491.08-57,756.45-29,127.99

Finding the Fourth Proportional to 38,491.08, 57,756.45 and 29,127.99

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Solution

The fourth proportional to 38,491.08, 57,756.45 and 29,127.99 is: 43,706.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,491.08 : 57,756.45 = 29,127.99 : x
  2. Step 2: Convert to fraction form
    38,491.08/57,756.45 = 29,127.99/x
  3. Step 3: Cross multiply
    38,491.08x = 57,756.45 × 29,127.99
  4. Step 4: Simplify right side
    38,491.08x = 1,682,329,298.04
  5. Step 5: Solve for x
    x = 1,682,329,298.04/38,491.08
  6. Step 6: Final answer
    x = 43,706.99

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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.