Home / 29,145.48-43,679.52-11,605.68

Finding the Fourth Proportional to 29,145.48, 43,679.52 and 11,605.68

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Solution

The fourth proportional to 29,145.48, 43,679.52 and 11,605.68 is: 17,393.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.48 : 43,679.52 = 11,605.68 : x
  2. Step 2: Convert to fraction form
    29,145.48/43,679.52 = 11,605.68/x
  3. Step 3: Cross multiply
    29,145.48x = 43,679.52 × 11,605.68
  4. Step 4: Simplify right side
    29,145.48x = 506,930,531.67
  5. Step 5: Solve for x
    x = 506,930,531.67/29,145.48
  6. Step 6: Final answer
    x = 17,393.11

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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.