Home / 19,277.97-28,851.21-16,161.50

Finding the Fourth Proportional to 19,277.97, 28,851.21 and 16,161.50

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Solution

The fourth proportional to 19,277.97, 28,851.21 and 16,161.50 is: 24,187.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277.97 : 28,851.21 = 16,161.50 : x
  2. Step 2: Convert to fraction form
    19,277.97/28,851.21 = 16,161.50/x
  3. Step 3: Cross multiply
    19,277.97x = 28,851.21 × 16,161.50
  4. Step 4: Simplify right side
    19,277.97x = 466,278,686.16
  5. Step 5: Solve for x
    x = 466,278,686.16/19,277.97
  6. Step 6: Final answer
    x = 24,187.13

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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.