Home / 22,853.21-34,267.51-12,328.88

Finding the Fourth Proportional to 22,853.21, 34,267.51 and 12,328.88

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Solution

The fourth proportional to 22,853.21, 34,267.51 and 12,328.88 is: 18,486.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,853.21 : 34,267.51 = 12,328.88 : x
  2. Step 2: Convert to fraction form
    22,853.21/34,267.51 = 12,328.88/x
  3. Step 3: Cross multiply
    22,853.21x = 34,267.51 × 12,328.88
  4. Step 4: Simplify right side
    22,853.21x = 422,479,957.04
  5. Step 5: Solve for x
    x = 422,479,957.04/22,853.21
  6. Step 6: Final answer
    x = 18,486.68

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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.