Home / 15,300.74-22,943.95-5,945.11

Finding the Fourth Proportional to 15,300.74, 22,943.95 and 5,945.11

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Solution

The fourth proportional to 15,300.74, 22,943.95 and 5,945.11 is: 8,914.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,300.74 : 22,943.95 = 5,945.11 : x
  2. Step 2: Convert to fraction form
    15,300.74/22,943.95 = 5,945.11/x
  3. Step 3: Cross multiply
    15,300.74x = 22,943.95 × 5,945.11
  4. Step 4: Simplify right side
    15,300.74x = 136,404,306.58
  5. Step 5: Solve for x
    x = 136,404,306.58/15,300.74
  6. Step 6: Final answer
    x = 8,914.88

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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.