Home / 15,965.08-22,032.36-9,250.72

Finding the Fourth Proportional to 15,965.08, 22,032.36 and 9,250.72

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Solution

The fourth proportional to 15,965.08, 22,032.36 and 9,250.72 is: 12,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.08 : 22,032.36 = 9,250.72 : x
  2. Step 2: Convert to fraction form
    15,965.08/22,032.36 = 9,250.72/x
  3. Step 3: Cross multiply
    15,965.08x = 22,032.36 × 9,250.72
  4. Step 4: Simplify right side
    15,965.08x = 203,815,193.30
  5. Step 5: Solve for x
    x = 203,815,193.30/15,965.08
  6. Step 6: Final answer
    x = 12,766.31

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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.