Home / 22,970.13-34,455.19-7,387.75

Finding the Fourth Proportional to 22,970.13, 34,455.19 and 7,387.75

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Solution

The fourth proportional to 22,970.13, 34,455.19 and 7,387.75 is: 11,081.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,970.13 : 34,455.19 = 7,387.75 : x
  2. Step 2: Convert to fraction form
    22,970.13/34,455.19 = 7,387.75/x
  3. Step 3: Cross multiply
    22,970.13x = 34,455.19 × 7,387.75
  4. Step 4: Simplify right side
    22,970.13x = 254,546,329.92
  5. Step 5: Solve for x
    x = 254,546,329.92/22,970.13
  6. Step 6: Final answer
    x = 11,081.62

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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.