Home / 29,805.76-41,118.42-18,472.24

Finding the Fourth Proportional to 29,805.76, 41,118.42 and 18,472.24

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Solution

The fourth proportional to 29,805.76, 41,118.42 and 18,472.24 is: 25,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,805.76 : 41,118.42 = 18,472.24 : x
  2. Step 2: Convert to fraction form
    29,805.76/41,118.42 = 18,472.24/x
  3. Step 3: Cross multiply
    29,805.76x = 41,118.42 × 18,472.24
  4. Step 4: Simplify right side
    29,805.76x = 759,549,322.66
  5. Step 5: Solve for x
    x = 759,549,322.66/29,805.76
  6. Step 6: Final answer
    x = 25,483.31

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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.