Home / 37,644.15-51,948.57-20,648.04

Finding the Fourth Proportional to 37,644.15, 51,948.57 and 20,648.04

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Solution

The fourth proportional to 37,644.15, 51,948.57 and 20,648.04 is: 28,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,644.15 : 51,948.57 = 20,648.04 : x
  2. Step 2: Convert to fraction form
    37,644.15/51,948.57 = 20,648.04/x
  3. Step 3: Cross multiply
    37,644.15x = 51,948.57 × 20,648.04
  4. Step 4: Simplify right side
    37,644.15x = 1,072,636,151.30
  5. Step 5: Solve for x
    x = 1,072,636,151.30/37,644.15
  6. Step 6: Final answer
    x = 28,494.10

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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.