Home / 18,926.24-26,118.24-10,968.92

Finding the Fourth Proportional to 18,926.24, 26,118.24 and 10,968.92

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Solution

The fourth proportional to 18,926.24, 26,118.24 and 10,968.92 is: 15,137.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,926.24 : 26,118.24 = 10,968.92 : x
  2. Step 2: Convert to fraction form
    18,926.24/26,118.24 = 10,968.92/x
  3. Step 3: Cross multiply
    18,926.24x = 26,118.24 × 10,968.92
  4. Step 4: Simplify right side
    18,926.24x = 286,488,885.10
  5. Step 5: Solve for x
    x = 286,488,885.10/18,926.24
  6. Step 6: Final answer
    x = 15,137.13

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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.