Home / 14,938.20-22,407.30-4,548.60

Finding the Fourth Proportional to 14,938.20, 22,407.30 and 4,548.60

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Solution

The fourth proportional to 14,938.20, 22,407.30 and 4,548.60 is: 6,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.20 : 22,407.30 = 4,548.60 : x
  2. Step 2: Convert to fraction form
    14,938.20/22,407.30 = 4,548.60/x
  3. Step 3: Cross multiply
    14,938.20x = 22,407.30 × 4,548.60
  4. Step 4: Simplify right side
    14,938.20x = 101,921,844.78
  5. Step 5: Solve for x
    x = 101,921,844.78/14,938.20
  6. Step 6: Final answer
    x = 6,822.90

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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.