Home / 51,675.60-71,311.56-29,319.12

Finding the Fourth Proportional to 51,675.60, 71,311.56 and 29,319.12

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Solution

The fourth proportional to 51,675.60, 71,311.56 and 29,319.12 is: 40,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,675.60 : 71,311.56 = 29,319.12 : x
  2. Step 2: Convert to fraction form
    51,675.60/71,311.56 = 29,319.12/x
  3. Step 3: Cross multiply
    51,675.60x = 71,311.56 × 29,319.12
  4. Step 4: Simplify right side
    51,675.60x = 2,090,792,185.03
  5. Step 5: Solve for x
    x = 2,090,792,185.03/51,675.60
  6. Step 6: Final answer
    x = 40,459.95

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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.