Home / 15,675.38-23,498.08-5,812.02

Finding the Fourth Proportional to 15,675.38, 23,498.08 and 5,812.02

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Solution

The fourth proportional to 15,675.38, 23,498.08 and 5,812.02 is: 8,712.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675.38 : 23,498.08 = 5,812.02 : x
  2. Step 2: Convert to fraction form
    15,675.38/23,498.08 = 5,812.02/x
  3. Step 3: Cross multiply
    15,675.38x = 23,498.08 × 5,812.02
  4. Step 4: Simplify right side
    15,675.38x = 136,571,310.92
  5. Step 5: Solve for x
    x = 136,571,310.92/15,675.38
  6. Step 6: Final answer
    x = 8,712.47

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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.