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Finding the Fourth Proportional to 48,484.20, 72,687.90 and 26,596.20

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Solution

The fourth proportional to 48,484.20, 72,687.90 and 26,596.20 is: 39,873.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,484.20 : 72,687.90 = 26,596.20 : x
  2. Step 2: Convert to fraction form
    48,484.20/72,687.90 = 26,596.20/x
  3. Step 3: Cross multiply
    48,484.20x = 72,687.90 × 26,596.20
  4. Step 4: Simplify right side
    48,484.20x = 1,933,221,925.98
  5. Step 5: Solve for x
    x = 1,933,221,925.98/48,484.20
  6. Step 6: Final answer
    x = 39,873.24

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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.