Home / 29,870.54-44,809.92-10,143.80

Finding the Fourth Proportional to 29,870.54, 44,809.92 and 10,143.80

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Solution

The fourth proportional to 29,870.54, 44,809.92 and 10,143.80 is: 15,217.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,870.54 : 44,809.92 = 10,143.80 : x
  2. Step 2: Convert to fraction form
    29,870.54/44,809.92 = 10,143.80/x
  3. Step 3: Cross multiply
    29,870.54x = 44,809.92 × 10,143.80
  4. Step 4: Simplify right side
    29,870.54x = 454,542,642.45
  5. Step 5: Solve for x
    x = 454,542,642.45/29,870.54
  6. Step 6: Final answer
    x = 15,217.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.