Home / 37,440.57-51,668.17-20,445.16

Finding the Fourth Proportional to 37,440.57, 51,668.17 and 20,445.16

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Solution

The fourth proportional to 37,440.57, 51,668.17 and 20,445.16 is: 28,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,440.57 : 51,668.17 = 20,445.16 : x
  2. Step 2: Convert to fraction form
    37,440.57/51,668.17 = 20,445.16/x
  3. Step 3: Cross multiply
    37,440.57x = 51,668.17 × 20,445.16
  4. Step 4: Simplify right side
    37,440.57x = 1,056,363,900.33
  5. Step 5: Solve for x
    x = 1,056,363,900.33/37,440.57
  6. Step 6: Final answer
    x = 28,214.42

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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.