Home / 37,486.13-51,730.92-20,719.13

Finding the Fourth Proportional to 37,486.13, 51,730.92 and 20,719.13

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Solution

The fourth proportional to 37,486.13, 51,730.92 and 20,719.13 is: 28,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,486.13 : 51,730.92 = 20,719.13 : x
  2. Step 2: Convert to fraction form
    37,486.13/51,730.92 = 20,719.13/x
  3. Step 3: Cross multiply
    37,486.13x = 51,730.92 × 20,719.13
  4. Step 4: Simplify right side
    37,486.13x = 1,071,819,397.85
  5. Step 5: Solve for x
    x = 1,071,819,397.85/37,486.13
  6. Step 6: Final answer
    x = 28,592.43

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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.