Home / 37,957.44-52,385.76-21,830.88

Finding the Fourth Proportional to 37,957.44, 52,385.76 and 21,830.88

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Solution

The fourth proportional to 37,957.44, 52,385.76 and 21,830.88 is: 30,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,957.44 : 52,385.76 = 21,830.88 : x
  2. Step 2: Convert to fraction form
    37,957.44/52,385.76 = 21,830.88/x
  3. Step 3: Cross multiply
    37,957.44x = 52,385.76 × 21,830.88
  4. Step 4: Simplify right side
    37,957.44x = 1,143,627,240.27
  5. Step 5: Solve for x
    x = 1,143,627,240.27/37,957.44
  6. Step 6: Final answer
    x = 30,129.20

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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.