Home / 66,023.93-99,049.68-21,647.18

Finding the Fourth Proportional to 66,023.93, 99,049.68 and 21,647.18

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Solution

The fourth proportional to 66,023.93, 99,049.68 and 21,647.18 is: 32,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,023.93 : 99,049.68 = 21,647.18 : x
  2. Step 2: Convert to fraction form
    66,023.93/99,049.68 = 21,647.18/x
  3. Step 3: Cross multiply
    66,023.93x = 99,049.68 × 21,647.18
  4. Step 4: Simplify right side
    66,023.93x = 2,144,145,756.65
  5. Step 5: Solve for x
    x = 2,144,145,756.65/66,023.93
  6. Step 6: Final answer
    x = 32,475.28

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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.