Home / 16,842.95-23,237.61-10,878.65

Finding the Fourth Proportional to 16,842.95, 23,237.61 and 10,878.65

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Solution

The fourth proportional to 16,842.95, 23,237.61 and 10,878.65 is: 15,008.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842.95 : 23,237.61 = 10,878.65 : x
  2. Step 2: Convert to fraction form
    16,842.95/23,237.61 = 10,878.65/x
  3. Step 3: Cross multiply
    16,842.95x = 23,237.61 × 10,878.65
  4. Step 4: Simplify right side
    16,842.95x = 252,793,826.03
  5. Step 5: Solve for x
    x = 252,793,826.03/16,842.95
  6. Step 6: Final answer
    x = 15,008.88

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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.