Home / 23,128.32-34,693.60-7,545.92

Finding the Fourth Proportional to 23,128.32, 34,693.60 and 7,545.92

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Solution

The fourth proportional to 23,128.32, 34,693.60 and 7,545.92 is: 11,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,128.32 : 34,693.60 = 7,545.92 : x
  2. Step 2: Convert to fraction form
    23,128.32/34,693.60 = 7,545.92/x
  3. Step 3: Cross multiply
    23,128.32x = 34,693.60 × 7,545.92
  4. Step 4: Simplify right side
    23,128.32x = 261,795,130.11
  5. Step 5: Solve for x
    x = 261,795,130.11/23,128.32
  6. Step 6: Final answer
    x = 11,319.25

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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.