Home / 32,144.40-44,339.64-21,242.52

Finding the Fourth Proportional to 32,144.40, 44,339.64 and 21,242.52

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Solution

The fourth proportional to 32,144.40, 44,339.64 and 21,242.52 is: 29,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,144.40 : 44,339.64 = 21,242.52 : x
  2. Step 2: Convert to fraction form
    32,144.40/44,339.64 = 21,242.52/x
  3. Step 3: Cross multiply
    32,144.40x = 44,339.64 × 21,242.52
  4. Step 4: Simplify right side
    32,144.40x = 941,885,689.49
  5. Step 5: Solve for x
    x = 941,885,689.49/32,144.40
  6. Step 6: Final answer
    x = 29,301.70

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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.