Home / 16,630.31-24,952.32-12,210.55

Finding the Fourth Proportional to 16,630.31, 24,952.32 and 12,210.55

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Solution

The fourth proportional to 16,630.31, 24,952.32 and 12,210.55 is: 18,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,630.31 : 24,952.32 = 12,210.55 : x
  2. Step 2: Convert to fraction form
    16,630.31/24,952.32 = 12,210.55/x
  3. Step 3: Cross multiply
    16,630.31x = 24,952.32 × 12,210.55
  4. Step 4: Simplify right side
    16,630.31x = 304,681,488.60
  5. Step 5: Solve for x
    x = 304,681,488.60/16,630.31
  6. Step 6: Final answer
    x = 18,320.85

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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.