Home / 45,531.64-62,797.26-31,381.24

Finding the Fourth Proportional to 45,531.64, 62,797.26 and 31,381.24

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Solution

The fourth proportional to 45,531.64, 62,797.26 and 31,381.24 is: 43,281.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,531.64 : 62,797.26 = 31,381.24 : x
  2. Step 2: Convert to fraction form
    45,531.64/62,797.26 = 31,381.24/x
  3. Step 3: Cross multiply
    45,531.64x = 62,797.26 × 31,381.24
  4. Step 4: Simplify right side
    45,531.64x = 1,970,655,887.40
  5. Step 5: Solve for x
    x = 1,970,655,887.40/45,531.64
  6. Step 6: Final answer
    x = 43,281.02

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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.