Home / 23,898.15-32,979.27-13,287.69

Finding the Fourth Proportional to 23,898.15, 32,979.27 and 13,287.69

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Solution

The fourth proportional to 23,898.15, 32,979.27 and 13,287.69 is: 18,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,898.15 : 32,979.27 = 13,287.69 : x
  2. Step 2: Convert to fraction form
    23,898.15/32,979.27 = 13,287.69/x
  3. Step 3: Cross multiply
    23,898.15x = 32,979.27 × 13,287.69
  4. Step 4: Simplify right side
    23,898.15x = 438,218,316.19
  5. Step 5: Solve for x
    x = 438,218,316.19/23,898.15
  6. Step 6: Final answer
    x = 18,336.91

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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.