Home / 22,064.46-30,449.63-13,571.57

Finding the Fourth Proportional to 22,064.46, 30,449.63 and 13,571.57

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Solution

The fourth proportional to 22,064.46, 30,449.63 and 13,571.57 is: 18,729.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.46 : 30,449.63 = 13,571.57 : x
  2. Step 2: Convert to fraction form
    22,064.46/30,449.63 = 13,571.57/x
  3. Step 3: Cross multiply
    22,064.46x = 30,449.63 × 13,571.57
  4. Step 4: Simplify right side
    22,064.46x = 413,249,064.91
  5. Step 5: Solve for x
    x = 413,249,064.91/22,064.46
  6. Step 6: Final answer
    x = 18,729.17

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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.