Home / 52,003.83-71,765.15-28,130.84

Finding the Fourth Proportional to 52,003.83, 71,765.15 and 28,130.84

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Solution

The fourth proportional to 52,003.83, 71,765.15 and 28,130.84 is: 38,820.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,003.83 : 71,765.15 = 28,130.84 : x
  2. Step 2: Convert to fraction form
    52,003.83/71,765.15 = 28,130.84/x
  3. Step 3: Cross multiply
    52,003.83x = 71,765.15 × 28,130.84
  4. Step 4: Simplify right side
    52,003.83x = 2,018,813,452.75
  5. Step 5: Solve for x
    x = 2,018,813,452.75/52,003.83
  6. Step 6: Final answer
    x = 38,820.48

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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.