Home / 37,826.28-52,199.84-20,830.18

Finding the Fourth Proportional to 37,826.28, 52,199.84 and 20,830.18

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Solution

The fourth proportional to 37,826.28, 52,199.84 and 20,830.18 is: 28,745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,826.28 : 52,199.84 = 20,830.18 : x
  2. Step 2: Convert to fraction form
    37,826.28/52,199.84 = 20,830.18/x
  3. Step 3: Cross multiply
    37,826.28x = 52,199.84 × 20,830.18
  4. Step 4: Simplify right side
    37,826.28x = 1,087,332,063.17
  5. Step 5: Solve for x
    x = 1,087,332,063.17/37,826.28
  6. Step 6: Final answer
    x = 28,745.41

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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.