Home / 52,308.85-72,186.29-28,435.53

Finding the Fourth Proportional to 52,308.85, 72,186.29 and 28,435.53

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Solution

The fourth proportional to 52,308.85, 72,186.29 and 28,435.53 is: 39,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,308.85 : 72,186.29 = 28,435.53 : x
  2. Step 2: Convert to fraction form
    52,308.85/72,186.29 = 28,435.53/x
  3. Step 3: Cross multiply
    52,308.85x = 72,186.29 × 28,435.53
  4. Step 4: Simplify right side
    52,308.85x = 2,052,655,308.58
  5. Step 5: Solve for x
    x = 2,052,655,308.58/52,308.85
  6. Step 6: Final answer
    x = 39,241.07

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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.