Home / 12,722.01-19,065.23-10,838.08

Finding the Fourth Proportional to 12,722.01, 19,065.23 and 10,838.08

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Solution

The fourth proportional to 12,722.01, 19,065.23 and 10,838.08 is: 16,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,722.01 : 19,065.23 = 10,838.08 : x
  2. Step 2: Convert to fraction form
    12,722.01/19,065.23 = 10,838.08/x
  3. Step 3: Cross multiply
    12,722.01x = 19,065.23 × 10,838.08
  4. Step 4: Simplify right side
    12,722.01x = 206,630,498.24
  5. Step 5: Solve for x
    x = 206,630,498.24/12,722.01
  6. Step 6: Final answer
    x = 16,241.97

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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.