Home / 18,316.98-25,277.30-10,250.64

Finding the Fourth Proportional to 18,316.98, 25,277.30 and 10,250.64

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Solution

The fourth proportional to 18,316.98, 25,277.30 and 10,250.64 is: 14,145.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.98 : 25,277.30 = 10,250.64 : x
  2. Step 2: Convert to fraction form
    18,316.98/25,277.30 = 10,250.64/x
  3. Step 3: Cross multiply
    18,316.98x = 25,277.30 × 10,250.64
  4. Step 4: Simplify right side
    18,316.98x = 259,108,502.47
  5. Step 5: Solve for x
    x = 259,108,502.47/18,316.98
  6. Step 6: Final answer
    x = 14,145.81

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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.