Home / 18,263.59-25,202.36-10,306.55

Finding the Fourth Proportional to 18,263.59, 25,202.36 and 10,306.55

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Solution

The fourth proportional to 18,263.59, 25,202.36 and 10,306.55 is: 14,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.59 : 25,202.36 = 10,306.55 : x
  2. Step 2: Convert to fraction form
    18,263.59/25,202.36 = 10,306.55/x
  3. Step 3: Cross multiply
    18,263.59x = 25,202.36 × 10,306.55
  4. Step 4: Simplify right side
    18,263.59x = 259,749,331.93
  5. Step 5: Solve for x
    x = 259,749,331.93/18,263.59
  6. Step 6: Final answer
    x = 14,222.25

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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.