Home / 66,697.26-92,045.17-38,412.06

Finding the Fourth Proportional to 66,697.26, 92,045.17 and 38,412.06

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Solution

The fourth proportional to 66,697.26, 92,045.17 and 38,412.06 is: 53,010.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,697.26 : 92,045.17 = 38,412.06 : x
  2. Step 2: Convert to fraction form
    66,697.26/92,045.17 = 38,412.06/x
  3. Step 3: Cross multiply
    66,697.26x = 92,045.17 × 38,412.06
  4. Step 4: Simplify right side
    66,697.26x = 3,535,644,592.75
  5. Step 5: Solve for x
    x = 3,535,644,592.75/66,697.26
  6. Step 6: Final answer
    x = 53,010.34

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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.