Home / 53,638.68-74,010.60-32,419.14

Finding the Fourth Proportional to 53,638.68, 74,010.60 and 32,419.14

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Solution

The fourth proportional to 53,638.68, 74,010.60 and 32,419.14 is: 44,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,638.68 : 74,010.60 = 32,419.14 : x
  2. Step 2: Convert to fraction form
    53,638.68/74,010.60 = 32,419.14/x
  3. Step 3: Cross multiply
    53,638.68x = 74,010.60 × 32,419.14
  4. Step 4: Simplify right side
    53,638.68x = 2,399,360,002.88
  5. Step 5: Solve for x
    x = 2,399,360,002.88/53,638.68
  6. Step 6: Final answer
    x = 44,731.90

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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.