Home / 52,335.45-72,221.38-29,676.51

Finding the Fourth Proportional to 52,335.45, 72,221.38 and 29,676.51

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Solution

The fourth proportional to 52,335.45, 72,221.38 and 29,676.51 is: 40,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,335.45 : 72,221.38 = 29,676.51 : x
  2. Step 2: Convert to fraction form
    52,335.45/72,221.38 = 29,676.51/x
  3. Step 3: Cross multiply
    52,335.45x = 72,221.38 × 29,676.51
  4. Step 4: Simplify right side
    52,335.45x = 2,143,278,813.71
  5. Step 5: Solve for x
    x = 2,143,278,813.71/52,335.45
  6. Step 6: Final answer
    x = 40,952.71

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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.