Home / 37,402.33-51,617.20-21,487.81

Finding the Fourth Proportional to 37,402.33, 51,617.20 and 21,487.81

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Solution

The fourth proportional to 37,402.33, 51,617.20 and 21,487.81 is: 29,654.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,402.33 : 51,617.20 = 21,487.81 : x
  2. Step 2: Convert to fraction form
    37,402.33/51,617.20 = 21,487.81/x
  3. Step 3: Cross multiply
    37,402.33x = 51,617.20 × 21,487.81
  4. Step 4: Simplify right side
    37,402.33x = 1,109,140,586.33
  5. Step 5: Solve for x
    x = 1,109,140,586.33/37,402.33
  6. Step 6: Final answer
    x = 29,654.32

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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.