Home / 37,398.76-51,610.26-21,484.20

Finding the Fourth Proportional to 37,398.76, 51,610.26 and 21,484.20

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Solution

The fourth proportional to 37,398.76, 51,610.26 and 21,484.20 is: 29,648.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,398.76 : 51,610.26 = 21,484.20 : x
  2. Step 2: Convert to fraction form
    37,398.76/51,610.26 = 21,484.20/x
  3. Step 3: Cross multiply
    37,398.76x = 51,610.26 × 21,484.20
  4. Step 4: Simplify right side
    37,398.76x = 1,108,805,147.89
  5. Step 5: Solve for x
    x = 1,108,805,147.89/37,398.76
  6. Step 6: Final answer
    x = 29,648.18

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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.