Home / 17,807.76-24,576.30-13,323.60

Finding the Fourth Proportional to 17,807.76, 24,576.30 and 13,323.60

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Solution

The fourth proportional to 17,807.76, 24,576.30 and 13,323.60 is: 18,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.76 : 24,576.30 = 13,323.60 : x
  2. Step 2: Convert to fraction form
    17,807.76/24,576.30 = 13,323.60/x
  3. Step 3: Cross multiply
    17,807.76x = 24,576.30 × 13,323.60
  4. Step 4: Simplify right side
    17,807.76x = 327,444,790.68
  5. Step 5: Solve for x
    x = 327,444,790.68/17,807.76
  6. Step 6: Final answer
    x = 18,387.76

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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.