Home / 28,252.75-42,385.20-9,533.25

Finding the Fourth Proportional to 28,252.75, 42,385.20 and 9,533.25

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Solution

The fourth proportional to 28,252.75, 42,385.20 and 9,533.25 is: 14,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,252.75 : 42,385.20 = 9,533.25 : x
  2. Step 2: Convert to fraction form
    28,252.75/42,385.20 = 9,533.25/x
  3. Step 3: Cross multiply
    28,252.75x = 42,385.20 × 9,533.25
  4. Step 4: Simplify right side
    28,252.75x = 404,068,707.90
  5. Step 5: Solve for x
    x = 404,068,707.90/28,252.75
  6. Step 6: Final answer
    x = 14,301.92

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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.