Home / 52,380.58-72,282.05-29,408.71

Finding the Fourth Proportional to 52,380.58, 72,282.05 and 29,408.71

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Solution

The fourth proportional to 52,380.58, 72,282.05 and 29,408.71 is: 40,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,380.58 : 72,282.05 = 29,408.71 : x
  2. Step 2: Convert to fraction form
    52,380.58/72,282.05 = 29,408.71/x
  3. Step 3: Cross multiply
    52,380.58x = 72,282.05 × 29,408.71
  4. Step 4: Simplify right side
    52,380.58x = 2,125,721,846.66
  5. Step 5: Solve for x
    x = 2,125,721,846.66/52,380.58
  6. Step 6: Final answer
    x = 40,582.25

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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.