Home / 18,254.75-25,188.68-10,296.81

Finding the Fourth Proportional to 18,254.75, 25,188.68 and 10,296.81

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Solution

The fourth proportional to 18,254.75, 25,188.68 and 10,296.81 is: 14,207.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.75 : 25,188.68 = 10,296.81 : x
  2. Step 2: Convert to fraction form
    18,254.75/25,188.68 = 10,296.81/x
  3. Step 3: Cross multiply
    18,254.75x = 25,188.68 × 10,296.81
  4. Step 4: Simplify right side
    18,254.75x = 259,363,077.85
  5. Step 5: Solve for x
    x = 259,363,077.85/18,254.75
  6. Step 6: Final answer
    x = 14,207.98

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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.