Home / 16,740.95-25,104.13-5,645.57

Finding the Fourth Proportional to 16,740.95, 25,104.13 and 5,645.57

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Solution

The fourth proportional to 16,740.95, 25,104.13 and 5,645.57 is: 8,465.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.95 : 25,104.13 = 5,645.57 : x
  2. Step 2: Convert to fraction form
    16,740.95/25,104.13 = 5,645.57/x
  3. Step 3: Cross multiply
    16,740.95x = 25,104.13 × 5,645.57
  4. Step 4: Simplify right side
    16,740.95x = 141,726,983.57
  5. Step 5: Solve for x
    x = 141,726,983.57/16,740.95
  6. Step 6: Final answer
    x = 8,465.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.