Home / 18,257.32-25,195.13-9,873.82

Finding the Fourth Proportional to 18,257.32, 25,195.13 and 9,873.82

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Solution

The fourth proportional to 18,257.32, 25,195.13 and 9,873.82 is: 13,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.32 : 25,195.13 = 9,873.82 : x
  2. Step 2: Convert to fraction form
    18,257.32/25,195.13 = 9,873.82/x
  3. Step 3: Cross multiply
    18,257.32x = 25,195.13 × 9,873.82
  4. Step 4: Simplify right side
    18,257.32x = 248,772,178.50
  5. Step 5: Solve for x
    x = 248,772,178.50/18,257.32
  6. Step 6: Final answer
    x = 13,625.89

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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.