Home / 37,763.07-52,113.51-20,769.18

Finding the Fourth Proportional to 37,763.07, 52,113.51 and 20,769.18

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Solution

The fourth proportional to 37,763.07, 52,113.51 and 20,769.18 is: 28,661.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,763.07 : 52,113.51 = 20,769.18 : x
  2. Step 2: Convert to fraction form
    37,763.07/52,113.51 = 20,769.18/x
  3. Step 3: Cross multiply
    37,763.07x = 52,113.51 × 20,769.18
  4. Step 4: Simplify right side
    37,763.07x = 1,082,354,869.62
  5. Step 5: Solve for x
    x = 1,082,354,869.62/37,763.07
  6. Step 6: Final answer
    x = 28,661.73

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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.