Home / 15,961.50-22,032.36-9,673.88

Finding the Fourth Proportional to 15,961.50, 22,032.36 and 9,673.88

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Solution

The fourth proportional to 15,961.50, 22,032.36 and 9,673.88 is: 13,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.50 : 22,032.36 = 9,673.88 : x
  2. Step 2: Convert to fraction form
    15,961.50/22,032.36 = 9,673.88/x
  3. Step 3: Cross multiply
    15,961.50x = 22,032.36 × 9,673.88
  4. Step 4: Simplify right side
    15,961.50x = 213,138,296.60
  5. Step 5: Solve for x
    x = 213,138,296.60/15,961.50
  6. Step 6: Final answer
    x = 13,353.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.