Home / 54,013.32-74,526.48-31,339.17

Finding the Fourth Proportional to 54,013.32, 74,526.48 and 31,339.17

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Solution

The fourth proportional to 54,013.32, 74,526.48 and 31,339.17 is: 43,241.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,013.32 : 74,526.48 = 31,339.17 : x
  2. Step 2: Convert to fraction form
    54,013.32/74,526.48 = 31,339.17/x
  3. Step 3: Cross multiply
    54,013.32x = 74,526.48 × 31,339.17
  4. Step 4: Simplify right side
    54,013.32x = 2,335,598,026.22
  5. Step 5: Solve for x
    x = 2,335,598,026.22/54,013.32
  6. Step 6: Final answer
    x = 43,241.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.