Home / 52,251.72-72,107.08-28,378.41

Finding the Fourth Proportional to 52,251.72, 72,107.08 and 28,378.41

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Solution

The fourth proportional to 52,251.72, 72,107.08 and 28,378.41 is: 39,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,251.72 : 72,107.08 = 28,378.41 : x
  2. Step 2: Convert to fraction form
    52,251.72/72,107.08 = 28,378.41/x
  3. Step 3: Cross multiply
    52,251.72x = 72,107.08 × 28,378.41
  4. Step 4: Simplify right side
    52,251.72x = 2,046,284,280.14
  5. Step 5: Solve for x
    x = 2,046,284,280.14/52,251.72
  6. Step 6: Final answer
    x = 39,162.05

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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.