Home / 52,269.92-72,131.28-28,396.06

Finding the Fourth Proportional to 52,269.92, 72,131.28 and 28,396.06

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Solution

The fourth proportional to 52,269.92, 72,131.28 and 28,396.06 is: 39,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,269.92 : 72,131.28 = 28,396.06 : x
  2. Step 2: Convert to fraction form
    52,269.92/72,131.28 = 28,396.06/x
  3. Step 3: Cross multiply
    52,269.92x = 72,131.28 × 28,396.06
  4. Step 4: Simplify right side
    52,269.92x = 2,048,244,154.76
  5. Step 5: Solve for x
    x = 2,048,244,154.76/52,269.92
  6. Step 6: Final answer
    x = 39,185.91

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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.