Home / 18,335.32-25,303.05-9,951.82

Finding the Fourth Proportional to 18,335.32, 25,303.05 and 9,951.82

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Solution

The fourth proportional to 18,335.32, 25,303.05 and 9,951.82 is: 13,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.32 : 25,303.05 = 9,951.82 : x
  2. Step 2: Convert to fraction form
    18,335.32/25,303.05 = 9,951.82/x
  3. Step 3: Cross multiply
    18,335.32x = 25,303.05 × 9,951.82
  4. Step 4: Simplify right side
    18,335.32x = 251,811,399.05
  5. Step 5: Solve for x
    x = 251,811,399.05/18,335.32
  6. Step 6: Final answer
    x = 13,733.68

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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.