Home / 18,335.08-25,302.50-9,951.56

Finding the Fourth Proportional to 18,335.08, 25,302.50 and 9,951.56

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Solution

The fourth proportional to 18,335.08, 25,302.50 and 9,951.56 is: 13,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.08 : 25,302.50 = 9,951.56 : x
  2. Step 2: Convert to fraction form
    18,335.08/25,302.50 = 9,951.56/x
  3. Step 3: Cross multiply
    18,335.08x = 25,302.50 × 9,951.56
  4. Step 4: Simplify right side
    18,335.08x = 251,799,346.90
  5. Step 5: Solve for x
    x = 251,799,346.90/18,335.08
  6. Step 6: Final answer
    x = 13,733.20

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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.