Home / 52,631.09-72,630.03-28,757.25

Finding the Fourth Proportional to 52,631.09, 72,630.03 and 28,757.25

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Solution

The fourth proportional to 52,631.09, 72,630.03 and 28,757.25 is: 39,684.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,631.09 : 72,630.03 = 28,757.25 : x
  2. Step 2: Convert to fraction form
    52,631.09/72,630.03 = 28,757.25/x
  3. Step 3: Cross multiply
    52,631.09x = 72,630.03 × 28,757.25
  4. Step 4: Simplify right side
    52,631.09x = 2,088,639,930.22
  5. Step 5: Solve for x
    x = 2,088,639,930.22/52,631.09
  6. Step 6: Final answer
    x = 39,684.53

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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.