Home / 22,475.20-33,696.48-11,938.24

Finding the Fourth Proportional to 22,475.20, 33,696.48 and 11,938.24

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Solution

The fourth proportional to 22,475.20, 33,696.48 and 11,938.24 is: 17,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,475.20 : 33,696.48 = 11,938.24 : x
  2. Step 2: Convert to fraction form
    22,475.20/33,696.48 = 11,938.24/x
  3. Step 3: Cross multiply
    22,475.20x = 33,696.48 × 11,938.24
  4. Step 4: Simplify right side
    22,475.20x = 402,276,665.40
  5. Step 5: Solve for x
    x = 402,276,665.40/22,475.20
  6. Step 6: Final answer
    x = 17,898.69

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1.5x scale

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.