Home / 37,424.76-51,648.12-21,514.56

Finding the Fourth Proportional to 37,424.76, 51,648.12 and 21,514.56

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Solution

The fourth proportional to 37,424.76, 51,648.12 and 21,514.56 is: 29,691.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,424.76 : 51,648.12 = 21,514.56 : x
  2. Step 2: Convert to fraction form
    37,424.76/51,648.12 = 21,514.56/x
  3. Step 3: Cross multiply
    37,424.76x = 51,648.12 × 21,514.56
  4. Step 4: Simplify right side
    37,424.76x = 1,111,186,576.63
  5. Step 5: Solve for x
    x = 1,111,186,576.63/37,424.76
  6. Step 6: Final answer
    x = 29,691.21

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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.