Home / 16,290.19-24,439.65-6,930.64

Finding the Fourth Proportional to 16,290.19, 24,439.65 and 6,930.64

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Solution

The fourth proportional to 16,290.19, 24,439.65 and 6,930.64 is: 10,397.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290.19 : 24,439.65 = 6,930.64 : x
  2. Step 2: Convert to fraction form
    16,290.19/24,439.65 = 6,930.64/x
  3. Step 3: Cross multiply
    16,290.19x = 24,439.65 × 6,930.64
  4. Step 4: Simplify right side
    16,290.19x = 169,382,415.88
  5. Step 5: Solve for x
    x = 169,382,415.88/16,290.19
  6. Step 6: Final answer
    x = 10,397.82

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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.