Home / 52,127.96-71,972.16-33,290.60

Finding the Fourth Proportional to 52,127.96, 71,972.16 and 33,290.60

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Solution

The fourth proportional to 52,127.96, 71,972.16 and 33,290.60 is: 45,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.96 : 71,972.16 = 33,290.60 : x
  2. Step 2: Convert to fraction form
    52,127.96/71,972.16 = 33,290.60/x
  3. Step 3: Cross multiply
    52,127.96x = 71,972.16 × 33,290.60
  4. Step 4: Simplify right side
    52,127.96x = 2,395,996,389.70
  5. Step 5: Solve for x
    x = 2,395,996,389.70/52,127.96
  6. Step 6: Final answer
    x = 45,963.75

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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.