Home / 22,015.41-30,381.26-12,584.18

Finding the Fourth Proportional to 22,015.41, 30,381.26 and 12,584.18

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Solution

The fourth proportional to 22,015.41, 30,381.26 and 12,584.18 is: 17,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.41 : 30,381.26 = 12,584.18 : x
  2. Step 2: Convert to fraction form
    22,015.41/30,381.26 = 12,584.18/x
  3. Step 3: Cross multiply
    22,015.41x = 30,381.26 × 12,584.18
  4. Step 4: Simplify right side
    22,015.41x = 382,323,124.02
  5. Step 5: Solve for x
    x = 382,323,124.02/22,015.41
  6. Step 6: Final answer
    x = 17,366.16

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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.