Home / 29,885.76-41,230.08-17,945.28

Finding the Fourth Proportional to 29,885.76, 41,230.08 and 17,945.28

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Solution

The fourth proportional to 29,885.76, 41,230.08 and 17,945.28 is: 24,757.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,885.76 : 41,230.08 = 17,945.28 : x
  2. Step 2: Convert to fraction form
    29,885.76/41,230.08 = 17,945.28/x
  3. Step 3: Cross multiply
    29,885.76x = 41,230.08 × 17,945.28
  4. Step 4: Simplify right side
    29,885.76x = 739,885,330.02
  5. Step 5: Solve for x
    x = 739,885,330.02/29,885.76
  6. Step 6: Final answer
    x = 24,757.12

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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.