Home / 15,221.70-22,832.55-14,055.30

Finding the Fourth Proportional to 15,221.70, 22,832.55 and 14,055.30

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Solution

The fourth proportional to 15,221.70, 22,832.55 and 14,055.30 is: 21,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,221.70 : 22,832.55 = 14,055.30 : x
  2. Step 2: Convert to fraction form
    15,221.70/22,832.55 = 14,055.30/x
  3. Step 3: Cross multiply
    15,221.70x = 22,832.55 × 14,055.30
  4. Step 4: Simplify right side
    15,221.70x = 320,918,340.02
  5. Step 5: Solve for x
    x = 320,918,340.02/15,221.70
  6. Step 6: Final answer
    x = 21,082.95

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1.5x scale

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.