Home / 37,065.87-51,152.18-20,298.87

Finding the Fourth Proportional to 37,065.87, 51,152.18 and 20,298.87

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Solution

The fourth proportional to 37,065.87, 51,152.18 and 20,298.87 is: 28,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,065.87 : 51,152.18 = 20,298.87 : x
  2. Step 2: Convert to fraction form
    37,065.87/51,152.18 = 20,298.87/x
  3. Step 3: Cross multiply
    37,065.87x = 51,152.18 × 20,298.87
  4. Step 4: Simplify right side
    37,065.87x = 1,038,331,350.54
  5. Step 5: Solve for x
    x = 1,038,331,350.54/37,065.87
  6. Step 6: Final answer
    x = 28,013.14

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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.