Home / 63,008.20-94,512.30-21,455.20

Finding the Fourth Proportional to 63,008.20, 94,512.30 and 21,455.20

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Solution

The fourth proportional to 63,008.20, 94,512.30 and 21,455.20 is: 32,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,008.20 : 94,512.30 = 21,455.20 : x
  2. Step 2: Convert to fraction form
    63,008.20/94,512.30 = 21,455.20/x
  3. Step 3: Cross multiply
    63,008.20x = 94,512.30 × 21,455.20
  4. Step 4: Simplify right side
    63,008.20x = 2,027,780,298.96
  5. Step 5: Solve for x
    x = 2,027,780,298.96/63,008.20
  6. Step 6: Final answer
    x = 32,182.80

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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.