Home / 65,126.13-97,691.22-22,431.10

Finding the Fourth Proportional to 65,126.13, 97,691.22 and 22,431.10

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Solution

The fourth proportional to 65,126.13, 97,691.22 and 22,431.10 is: 33,647.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,126.13 : 97,691.22 = 22,431.10 : x
  2. Step 2: Convert to fraction form
    65,126.13/97,691.22 = 22,431.10/x
  3. Step 3: Cross multiply
    65,126.13x = 97,691.22 × 22,431.10
  4. Step 4: Simplify right side
    65,126.13x = 2,191,321,036.49
  5. Step 5: Solve for x
    x = 2,191,321,036.49/65,126.13
  6. Step 6: Final answer
    x = 33,647.34

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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.