Home / 37,522.10-51,778.32-20,523.18

Finding the Fourth Proportional to 37,522.10, 51,778.32 and 20,523.18

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Solution

The fourth proportional to 37,522.10, 51,778.32 and 20,523.18 is: 28,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,522.10 : 51,778.32 = 20,523.18 : x
  2. Step 2: Convert to fraction form
    37,522.10/51,778.32 = 20,523.18/x
  3. Step 3: Cross multiply
    37,522.10x = 51,778.32 × 20,523.18
  4. Step 4: Simplify right side
    37,522.10x = 1,062,655,781.46
  5. Step 5: Solve for x
    x = 1,062,655,781.46/37,522.10
  6. Step 6: Final answer
    x = 28,320.80

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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.