Home / 18,455.58-25,470.09-10,497.33

Finding the Fourth Proportional to 18,455.58, 25,470.09 and 10,497.33

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Solution

The fourth proportional to 18,455.58, 25,470.09 and 10,497.33 is: 14,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.58 : 25,470.09 = 10,497.33 : x
  2. Step 2: Convert to fraction form
    18,455.58/25,470.09 = 10,497.33/x
  3. Step 3: Cross multiply
    18,455.58x = 25,470.09 × 10,497.33
  4. Step 4: Simplify right side
    18,455.58x = 267,367,939.86
  5. Step 5: Solve for x
    x = 267,367,939.86/18,455.58
  6. Step 6: Final answer
    x = 14,487.11

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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.