Home / 29,295.72-43,945.64-11,765.55

Finding the Fourth Proportional to 29,295.72, 43,945.64 and 11,765.55

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Solution

The fourth proportional to 29,295.72, 43,945.64 and 11,765.55 is: 17,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,295.72 : 43,945.64 = 11,765.55 : x
  2. Step 2: Convert to fraction form
    29,295.72/43,945.64 = 11,765.55/x
  3. Step 3: Cross multiply
    29,295.72x = 43,945.64 × 11,765.55
  4. Step 4: Simplify right side
    29,295.72x = 517,044,565.87
  5. Step 5: Solve for x
    x = 517,044,565.87/29,295.72
  6. Step 6: Final answer
    x = 17,649.15

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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.