Home / 18,462.12-25,480.65-11,740.74

Finding the Fourth Proportional to 18,462.12, 25,480.65 and 11,740.74

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Solution

The fourth proportional to 18,462.12, 25,480.65 and 11,740.74 is: 16,204.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462.12 : 25,480.65 = 11,740.74 : x
  2. Step 2: Convert to fraction form
    18,462.12/25,480.65 = 11,740.74/x
  3. Step 3: Cross multiply
    18,462.12x = 25,480.65 × 11,740.74
  4. Step 4: Simplify right side
    18,462.12x = 299,161,686.68
  5. Step 5: Solve for x
    x = 299,161,686.68/18,462.12
  6. Step 6: Final answer
    x = 16,204.08

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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.