Home / 52,108.49-71,909.50-28,235.26

Finding the Fourth Proportional to 52,108.49, 71,909.50 and 28,235.26

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Solution

The fourth proportional to 52,108.49, 71,909.50 and 28,235.26 is: 38,964.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,108.49 : 71,909.50 = 28,235.26 : x
  2. Step 2: Convert to fraction form
    52,108.49/71,909.50 = 28,235.26/x
  3. Step 3: Cross multiply
    52,108.49x = 71,909.50 × 28,235.26
  4. Step 4: Simplify right side
    52,108.49x = 2,030,383,428.97
  5. Step 5: Solve for x
    x = 2,030,383,428.97/52,108.49
  6. Step 6: Final answer
    x = 38,964.54

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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.