Home / 48,091.56-72,145.10-14,811.62

Finding the Fourth Proportional to 48,091.56, 72,145.10 and 14,811.62

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Solution

The fourth proportional to 48,091.56, 72,145.10 and 14,811.62 is: 22,219.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,091.56 : 72,145.10 = 14,811.62 : x
  2. Step 2: Convert to fraction form
    48,091.56/72,145.10 = 14,811.62/x
  3. Step 3: Cross multiply
    48,091.56x = 72,145.10 × 14,811.62
  4. Step 4: Simplify right side
    48,091.56x = 1,068,585,601.96
  5. Step 5: Solve for x
    x = 1,068,585,601.96/48,091.56
  6. Step 6: Final answer
    x = 22,219.81

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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.