Home / 17,769.28-24,530.48-11,057.12

Finding the Fourth Proportional to 17,769.28, 24,530.48 and 11,057.12

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Solution

The fourth proportional to 17,769.28, 24,530.48 and 11,057.12 is: 15,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.28 : 24,530.48 = 11,057.12 : x
  2. Step 2: Convert to fraction form
    17,769.28/24,530.48 = 11,057.12/x
  3. Step 3: Cross multiply
    17,769.28x = 24,530.48 × 11,057.12
  4. Step 4: Simplify right side
    17,769.28x = 271,236,461.02
  5. Step 5: Solve for x
    x = 271,236,461.02/17,769.28
  6. Step 6: Final answer
    x = 15,264.35

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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.