Home / 30,119.59-41,565.14-16,691.07

Finding the Fourth Proportional to 30,119.59, 41,565.14 and 16,691.07

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Solution

The fourth proportional to 30,119.59, 41,565.14 and 16,691.07 is: 23,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,119.59 : 41,565.14 = 16,691.07 : x
  2. Step 2: Convert to fraction form
    30,119.59/41,565.14 = 16,691.07/x
  3. Step 3: Cross multiply
    30,119.59x = 41,565.14 × 16,691.07
  4. Step 4: Simplify right side
    30,119.59x = 693,766,661.30
  5. Step 5: Solve for x
    x = 693,766,661.30/30,119.59
  6. Step 6: Final answer
    x = 23,033.74

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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.