Home / 52,252.38-72,106.83-28,378.26

Finding the Fourth Proportional to 52,252.38, 72,106.83 and 28,378.26

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Solution

The fourth proportional to 52,252.38, 72,106.83 and 28,378.26 is: 39,161.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,252.38 : 72,106.83 = 28,378.26 : x
  2. Step 2: Convert to fraction form
    52,252.38/72,106.83 = 28,378.26/x
  3. Step 3: Cross multiply
    52,252.38x = 72,106.83 × 28,378.26
  4. Step 4: Simplify right side
    52,252.38x = 2,046,266,369.52
  5. Step 5: Solve for x
    x = 2,046,266,369.52/52,252.38
  6. Step 6: Final answer
    x = 39,161.21

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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.