Home / 48,155.56-72,235.23-14,872.66

Finding the Fourth Proportional to 48,155.56, 72,235.23 and 14,872.66

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Solution

The fourth proportional to 48,155.56, 72,235.23 and 14,872.66 is: 22,309.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,155.56 : 72,235.23 = 14,872.66 : x
  2. Step 2: Convert to fraction form
    48,155.56/72,235.23 = 14,872.66/x
  3. Step 3: Cross multiply
    48,155.56x = 72,235.23 × 14,872.66
  4. Step 4: Simplify right side
    48,155.56x = 1,074,330,015.81
  5. Step 5: Solve for x
    x = 1,074,330,015.81/48,155.56
  6. Step 6: Final answer
    x = 22,309.57

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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.