Home / 51,840.06-71,538.48-29,179.11

Finding the Fourth Proportional to 51,840.06, 71,538.48 and 29,179.11

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Solution

The fourth proportional to 51,840.06, 71,538.48 and 29,179.11 is: 40,266.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840.06 : 71,538.48 = 29,179.11 : x
  2. Step 2: Convert to fraction form
    51,840.06/71,538.48 = 29,179.11/x
  3. Step 3: Cross multiply
    51,840.06x = 71,538.48 × 29,179.11
  4. Step 4: Simplify right side
    51,840.06x = 2,087,429,177.15
  5. Step 5: Solve for x
    x = 2,087,429,177.15/51,840.06
  6. Step 6: Final answer
    x = 40,266.72

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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.