Home / 35,826.14-49,438.99-20,512.17

Finding the Fourth Proportional to 35,826.14, 49,438.99 and 20,512.17

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Solution

The fourth proportional to 35,826.14, 49,438.99 and 20,512.17 is: 28,306.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,826.14 : 49,438.99 = 20,512.17 : x
  2. Step 2: Convert to fraction form
    35,826.14/49,438.99 = 20,512.17/x
  3. Step 3: Cross multiply
    35,826.14x = 49,438.99 × 20,512.17
  4. Step 4: Simplify right side
    35,826.14x = 1,014,100,864.95
  5. Step 5: Solve for x
    x = 1,014,100,864.95/35,826.14
  6. Step 6: Final answer
    x = 28,306.18

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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.