Home / 29,887.20-41,247.96-17,956.80

Finding the Fourth Proportional to 29,887.20, 41,247.96 and 17,956.80

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Solution

The fourth proportional to 29,887.20, 41,247.96 and 17,956.80 is: 24,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,887.20 : 41,247.96 = 17,956.80 : x
  2. Step 2: Convert to fraction form
    29,887.20/41,247.96 = 17,956.80/x
  3. Step 3: Cross multiply
    29,887.20x = 41,247.96 × 17,956.80
  4. Step 4: Simplify right side
    29,887.20x = 740,681,368.13
  5. Step 5: Solve for x
    x = 740,681,368.13/29,887.20
  6. Step 6: Final answer
    x = 24,782.56

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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.