Home / 18,307.17-25,263.75-10,350.96

Finding the Fourth Proportional to 18,307.17, 25,263.75 and 10,350.96

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Solution

The fourth proportional to 18,307.17, 25,263.75 and 10,350.96 is: 14,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.17 : 25,263.75 = 10,350.96 : x
  2. Step 2: Convert to fraction form
    18,307.17/25,263.75 = 10,350.96/x
  3. Step 3: Cross multiply
    18,307.17x = 25,263.75 × 10,350.96
  4. Step 4: Simplify right side
    18,307.17x = 261,504,065.70
  5. Step 5: Solve for x
    x = 261,504,065.70/18,307.17
  6. Step 6: Final answer
    x = 14,284.24

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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.