Home / 52,298.82-72,169.47-28,425.33

Finding the Fourth Proportional to 52,298.82, 72,169.47 and 28,425.33

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Solution

The fourth proportional to 52,298.82, 72,169.47 and 28,425.33 is: 39,225.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.82 : 72,169.47 = 28,425.33 : x
  2. Step 2: Convert to fraction form
    52,298.82/72,169.47 = 28,425.33/x
  3. Step 3: Cross multiply
    52,298.82x = 72,169.47 × 28,425.33
  4. Step 4: Simplify right side
    52,298.82x = 2,051,441,000.68
  5. Step 5: Solve for x
    x = 2,051,441,000.68/52,298.82
  6. Step 6: Final answer
    x = 39,225.38

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Find fourth proportional to 52,299.82, 72,170.85 and 28,426.33
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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.