Home / 15,889.78-23,834.68-5,501.53

Finding the Fourth Proportional to 15,889.78, 23,834.68 and 5,501.53

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Solution

The fourth proportional to 15,889.78, 23,834.68 and 5,501.53 is: 8,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,889.78 : 23,834.68 = 5,501.53 : x
  2. Step 2: Convert to fraction form
    15,889.78/23,834.68 = 5,501.53/x
  3. Step 3: Cross multiply
    15,889.78x = 23,834.68 × 5,501.53
  4. Step 4: Simplify right side
    15,889.78x = 131,127,223.10
  5. Step 5: Solve for x
    x = 131,127,223.10/15,889.78
  6. Step 6: Final answer
    x = 8,252.30

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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.