Home / 48,254.20-72,402.90-21,945.40

Finding the Fourth Proportional to 48,254.20, 72,402.90 and 21,945.40

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Solution

The fourth proportional to 48,254.20, 72,402.90 and 21,945.40 is: 32,927.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,254.20 : 72,402.90 = 21,945.40 : x
  2. Step 2: Convert to fraction form
    48,254.20/72,402.90 = 21,945.40/x
  3. Step 3: Cross multiply
    48,254.20x = 72,402.90 × 21,945.40
  4. Step 4: Simplify right side
    48,254.20x = 1,588,910,601.66
  5. Step 5: Solve for x
    x = 1,588,910,601.66/48,254.20
  6. Step 6: Final answer
    x = 32,927.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.