Home / 48,721.12-73,075.19-15,444.55

Finding the Fourth Proportional to 48,721.12, 73,075.19 and 15,444.55

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Solution

The fourth proportional to 48,721.12, 73,075.19 and 15,444.55 is: 23,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,721.12 : 73,075.19 = 15,444.55 : x
  2. Step 2: Convert to fraction form
    48,721.12/73,075.19 = 15,444.55/x
  3. Step 3: Cross multiply
    48,721.12x = 73,075.19 × 15,444.55
  4. Step 4: Simplify right side
    48,721.12x = 1,128,613,277.75
  5. Step 5: Solve for x
    x = 1,128,613,277.75/48,721.12
  6. Step 6: Final answer
    x = 23,164.76

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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.