Home / 19,560.14-26,990.40-11,063.42

Finding the Fourth Proportional to 19,560.14, 26,990.40 and 11,063.42

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Solution

The fourth proportional to 19,560.14, 26,990.40 and 11,063.42 is: 15,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.14 : 26,990.40 = 11,063.42 : x
  2. Step 2: Convert to fraction form
    19,560.14/26,990.40 = 11,063.42/x
  3. Step 3: Cross multiply
    19,560.14x = 26,990.40 × 11,063.42
  4. Step 4: Simplify right side
    19,560.14x = 298,606,131.17
  5. Step 5: Solve for x
    x = 298,606,131.17/19,560.14
  6. Step 6: Final answer
    x = 15,266.05

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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.