Home / 12,934.34-19,401.11-3,574.92

Finding the Fourth Proportional to 12,934.34, 19,401.11 and 3,574.92

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Solution

The fourth proportional to 12,934.34, 19,401.11 and 3,574.92 is: 5,362.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934.34 : 19,401.11 = 3,574.92 : x
  2. Step 2: Convert to fraction form
    12,934.34/19,401.11 = 3,574.92/x
  3. Step 3: Cross multiply
    12,934.34x = 19,401.11 × 3,574.92
  4. Step 4: Simplify right side
    12,934.34x = 69,357,398.29
  5. Step 5: Solve for x
    x = 69,357,398.29/12,934.34
  6. Step 6: Final answer
    x = 5,362.27

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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.