Home / 35,724.32-49,306.38-20,626.76

Finding the Fourth Proportional to 35,724.32, 49,306.38 and 20,626.76

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Solution

The fourth proportional to 35,724.32, 49,306.38 and 20,626.76 is: 28,468.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,724.32 : 49,306.38 = 20,626.76 : x
  2. Step 2: Convert to fraction form
    35,724.32/49,306.38 = 20,626.76/x
  3. Step 3: Cross multiply
    35,724.32x = 49,306.38 × 20,626.76
  4. Step 4: Simplify right side
    35,724.32x = 1,017,030,866.73
  5. Step 5: Solve for x
    x = 1,017,030,866.73/35,724.32
  6. Step 6: Final answer
    x = 28,468.87

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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.