Home / 28,358.94-42,517.52-9,633.92

Finding the Fourth Proportional to 28,358.94, 42,517.52 and 9,633.92

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Solution

The fourth proportional to 28,358.94, 42,517.52 and 9,633.92 is: 14,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,358.94 : 42,517.52 = 9,633.92 : x
  2. Step 2: Convert to fraction form
    28,358.94/42,517.52 = 9,633.92/x
  3. Step 3: Cross multiply
    28,358.94x = 42,517.52 × 9,633.92
  4. Step 4: Simplify right side
    28,358.94x = 409,610,386.28
  5. Step 5: Solve for x
    x = 409,610,386.28/28,358.94
  6. Step 6: Final answer
    x = 14,443.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.