Home / 48,775.52-73,156.80-13,718.72

Finding the Fourth Proportional to 48,775.52, 73,156.80 and 13,718.72

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Solution

The fourth proportional to 48,775.52, 73,156.80 and 13,718.72 is: 20,576.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,775.52 : 73,156.80 = 13,718.72 : x
  2. Step 2: Convert to fraction form
    48,775.52/73,156.80 = 13,718.72/x
  3. Step 3: Cross multiply
    48,775.52x = 73,156.80 × 13,718.72
  4. Step 4: Simplify right side
    48,775.52x = 1,003,617,655.30
  5. Step 5: Solve for x
    x = 1,003,617,655.30/48,775.52
  6. Step 6: Final answer
    x = 20,576.26

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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.