Home / 48,642.10-72,963.18-15,365.56

Finding the Fourth Proportional to 48,642.10, 72,963.18 and 15,365.56

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Solution

The fourth proportional to 48,642.10, 72,963.18 and 15,365.56 is: 23,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,642.10 : 72,963.18 = 15,365.56 : x
  2. Step 2: Convert to fraction form
    48,642.10/72,963.18 = 15,365.56/x
  3. Step 3: Cross multiply
    48,642.10x = 72,963.18 × 15,365.56
  4. Step 4: Simplify right side
    48,642.10x = 1,121,120,120.08
  5. Step 5: Solve for x
    x = 1,121,120,120.08/48,642.10
  6. Step 6: Final answer
    x = 23,048.35

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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.