Home / 19,362.88-26,723.28-10,982.08

Finding the Fourth Proportional to 19,362.88, 26,723.28 and 10,982.08

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Solution

The fourth proportional to 19,362.88, 26,723.28 and 10,982.08 is: 15,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,362.88 : 26,723.28 = 10,982.08 : x
  2. Step 2: Convert to fraction form
    19,362.88/26,723.28 = 10,982.08/x
  3. Step 3: Cross multiply
    19,362.88x = 26,723.28 × 10,982.08
  4. Step 4: Simplify right side
    19,362.88x = 293,477,198.82
  5. Step 5: Solve for x
    x = 293,477,198.82/19,362.88
  6. Step 6: Final answer
    x = 15,156.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.