Home / 28,783.52-39,718.17-16,034.24

Finding the Fourth Proportional to 28,783.52, 39,718.17 and 16,034.24

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Solution

The fourth proportional to 28,783.52, 39,718.17 and 16,034.24 is: 22,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,783.52 : 39,718.17 = 16,034.24 : x
  2. Step 2: Convert to fraction form
    28,783.52/39,718.17 = 16,034.24/x
  3. Step 3: Cross multiply
    28,783.52x = 39,718.17 × 16,034.24
  4. Step 4: Simplify right side
    28,783.52x = 636,850,471.55
  5. Step 5: Solve for x
    x = 636,850,471.55/28,783.52
  6. Step 6: Final answer
    x = 22,125.53

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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.