Home / 23,687.95-32,689.47-13,077.96

Finding the Fourth Proportional to 23,687.95, 32,689.47 and 13,077.96

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Solution

The fourth proportional to 23,687.95, 32,689.47 and 13,077.96 is: 18,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,687.95 : 32,689.47 = 13,077.96 : x
  2. Step 2: Convert to fraction form
    23,687.95/32,689.47 = 13,077.96/x
  3. Step 3: Cross multiply
    23,687.95x = 32,689.47 × 13,077.96
  4. Step 4: Simplify right side
    23,687.95x = 427,511,581.08
  5. Step 5: Solve for x
    x = 427,511,581.08/23,687.95
  6. Step 6: Final answer
    x = 18,047.64

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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.