Home / 52,257.23-72,115.81-28,383.92

Finding the Fourth Proportional to 52,257.23, 72,115.81 and 28,383.92

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Solution

The fourth proportional to 52,257.23, 72,115.81 and 28,383.92 is: 39,170.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,257.23 : 72,115.81 = 28,383.92 : x
  2. Step 2: Convert to fraction form
    52,257.23/72,115.81 = 28,383.92/x
  3. Step 3: Cross multiply
    52,257.23x = 72,115.81 × 28,383.92
  4. Step 4: Simplify right side
    52,257.23x = 2,046,928,950.24
  5. Step 5: Solve for x
    x = 2,046,928,950.24/52,257.23
  6. Step 6: Final answer
    x = 39,170.26

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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.