Home / 15,489.30-23,230.71-5,095.38

Finding the Fourth Proportional to 15,489.30, 23,230.71 and 5,095.38

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Solution

The fourth proportional to 15,489.30, 23,230.71 and 5,095.38 is: 7,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.30 : 23,230.71 = 5,095.38 : x
  2. Step 2: Convert to fraction form
    15,489.30/23,230.71 = 5,095.38/x
  3. Step 3: Cross multiply
    15,489.30x = 23,230.71 × 5,095.38
  4. Step 4: Simplify right side
    15,489.30x = 118,369,295.12
  5. Step 5: Solve for x
    x = 118,369,295.12/15,489.30
  6. Step 6: Final answer
    x = 7,642.00

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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.