Home / 28,248.64-42,343.38-9,522.22

Finding the Fourth Proportional to 28,248.64, 42,343.38 and 9,522.22

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Solution

The fourth proportional to 28,248.64, 42,343.38 and 9,522.22 is: 14,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,248.64 : 42,343.38 = 9,522.22 : x
  2. Step 2: Convert to fraction form
    28,248.64/42,343.38 = 9,522.22/x
  3. Step 3: Cross multiply
    28,248.64x = 42,343.38 × 9,522.22
  4. Step 4: Simplify right side
    28,248.64x = 403,202,979.90
  5. Step 5: Solve for x
    x = 403,202,979.90/28,248.64
  6. Step 6: Final answer
    x = 14,273.36

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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.