Home / 22,870.80-34,306.20-14,122.80

Finding the Fourth Proportional to 22,870.80, 34,306.20 and 14,122.80

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Solution

The fourth proportional to 22,870.80, 34,306.20 and 14,122.80 is: 21,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,870.80 : 34,306.20 = 14,122.80 : x
  2. Step 2: Convert to fraction form
    22,870.80/34,306.20 = 14,122.80/x
  3. Step 3: Cross multiply
    22,870.80x = 34,306.20 × 14,122.80
  4. Step 4: Simplify right side
    22,870.80x = 484,499,601.36
  5. Step 5: Solve for x
    x = 484,499,601.36/22,870.80
  6. Step 6: Final answer
    x = 21,184.20

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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.