Home / 52,146.80-71,962.44-28,273.40

Finding the Fourth Proportional to 52,146.80, 71,962.44 and 28,273.40

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Solution

The fourth proportional to 52,146.80, 71,962.44 and 28,273.40 is: 39,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,146.80 : 71,962.44 = 28,273.40 : x
  2. Step 2: Convert to fraction form
    52,146.80/71,962.44 = 28,273.40/x
  3. Step 3: Cross multiply
    52,146.80x = 71,962.44 × 28,273.40
  4. Step 4: Simplify right side
    52,146.80x = 2,034,622,851.10
  5. Step 5: Solve for x
    x = 2,034,622,851.10/52,146.80
  6. Step 6: Final answer
    x = 39,017.21

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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.