Home / 23,439.48-32,345.70-13,371.18

Finding the Fourth Proportional to 23,439.48, 32,345.70 and 13,371.18

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Solution

The fourth proportional to 23,439.48, 32,345.70 and 13,371.18 is: 18,451.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.48 : 32,345.70 = 13,371.18 : x
  2. Step 2: Convert to fraction form
    23,439.48/32,345.70 = 13,371.18/x
  3. Step 3: Cross multiply
    23,439.48x = 32,345.70 × 13,371.18
  4. Step 4: Simplify right side
    23,439.48x = 432,500,176.93
  5. Step 5: Solve for x
    x = 432,500,176.93/23,439.48
  6. Step 6: Final answer
    x = 18,451.78

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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.