Home / 18,319.55-25,282.33-10,254.02

Finding the Fourth Proportional to 18,319.55, 25,282.33 and 10,254.02

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Solution

The fourth proportional to 18,319.55, 25,282.33 and 10,254.02 is: 14,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,319.55 : 25,282.33 = 10,254.02 : x
  2. Step 2: Convert to fraction form
    18,319.55/25,282.33 = 10,254.02/x
  3. Step 3: Cross multiply
    18,319.55x = 25,282.33 × 10,254.02
  4. Step 4: Simplify right side
    18,319.55x = 259,245,365.42
  5. Step 5: Solve for x
    x = 259,245,365.42/18,319.55
  6. Step 6: Final answer
    x = 14,151.30

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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.