Home / 48,576.55-72,864.42-13,516.11

Finding the Fourth Proportional to 48,576.55, 72,864.42 and 13,516.11

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Solution

The fourth proportional to 48,576.55, 72,864.42 and 13,516.11 is: 20,274.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,576.55 : 72,864.42 = 13,516.11 : x
  2. Step 2: Convert to fraction form
    48,576.55/72,864.42 = 13,516.11/x
  3. Step 3: Cross multiply
    48,576.55x = 72,864.42 × 13,516.11
  4. Step 4: Simplify right side
    48,576.55x = 984,843,515.81
  5. Step 5: Solve for x
    x = 984,843,515.81/48,576.55
  6. Step 6: Final answer
    x = 20,274.05

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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.