Home / 29,931.12-41,315.40-19,324.44

Finding the Fourth Proportional to 29,931.12, 41,315.40 and 19,324.44

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Solution

The fourth proportional to 29,931.12, 41,315.40 and 19,324.44 is: 26,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.12 : 41,315.40 = 19,324.44 : x
  2. Step 2: Convert to fraction form
    29,931.12/41,315.40 = 19,324.44/x
  3. Step 3: Cross multiply
    29,931.12x = 41,315.40 × 19,324.44
  4. Step 4: Simplify right side
    29,931.12x = 798,396,968.38
  5. Step 5: Solve for x
    x = 798,396,968.38/29,931.12
  6. Step 6: Final answer
    x = 26,674.48

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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.