Home / 22,458.60-33,681.15-6,659.91

Finding the Fourth Proportional to 22,458.60, 33,681.15 and 6,659.91

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Solution

The fourth proportional to 22,458.60, 33,681.15 and 6,659.91 is: 9,987.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,458.60 : 33,681.15 = 6,659.91 : x
  2. Step 2: Convert to fraction form
    22,458.60/33,681.15 = 6,659.91/x
  3. Step 3: Cross multiply
    22,458.60x = 33,681.15 × 6,659.91
  4. Step 4: Simplify right side
    22,458.60x = 224,313,427.70
  5. Step 5: Solve for x
    x = 224,313,427.70/22,458.60
  6. Step 6: Final answer
    x = 9,987.86

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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.