Home / 25,490.64-38,234.82-13,010.34

Finding the Fourth Proportional to 25,490.64, 38,234.82 and 13,010.34

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Solution

The fourth proportional to 25,490.64, 38,234.82 and 13,010.34 is: 19,514.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.64 : 38,234.82 = 13,010.34 : x
  2. Step 2: Convert to fraction form
    25,490.64/38,234.82 = 13,010.34/x
  3. Step 3: Cross multiply
    25,490.64x = 38,234.82 × 13,010.34
  4. Step 4: Simplify right side
    25,490.64x = 497,448,008.04
  5. Step 5: Solve for x
    x = 497,448,008.04/25,490.64
  6. Step 6: Final answer
    x = 19,514.93

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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.