Home / 66,380.48-99,573.14-22,011.11

Finding the Fourth Proportional to 66,380.48, 99,573.14 and 22,011.11

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Solution

The fourth proportional to 66,380.48, 99,573.14 and 22,011.11 is: 33,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,380.48 : 99,573.14 = 22,011.11 : x
  2. Step 2: Convert to fraction form
    66,380.48/99,573.14 = 22,011.11/x
  3. Step 3: Cross multiply
    66,380.48x = 99,573.14 × 22,011.11
  4. Step 4: Simplify right side
    66,380.48x = 2,191,715,337.59
  5. Step 5: Solve for x
    x = 2,191,715,337.59/66,380.48
  6. Step 6: Final answer
    x = 33,017.47

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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.