Home / 15,514.37-23,280.29-8,398.42

Finding the Fourth Proportional to 15,514.37, 23,280.29 and 8,398.42

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Solution

The fourth proportional to 15,514.37, 23,280.29 and 8,398.42 is: 12,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514.37 : 23,280.29 = 8,398.42 : x
  2. Step 2: Convert to fraction form
    15,514.37/23,280.29 = 8,398.42/x
  3. Step 3: Cross multiply
    15,514.37x = 23,280.29 × 8,398.42
  4. Step 4: Simplify right side
    15,514.37x = 195,517,653.14
  5. Step 5: Solve for x
    x = 195,517,653.14/15,514.37
  6. Step 6: Final answer
    x = 12,602.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.