Home / 22,012.60-30,377.28-11,941.04

Finding the Fourth Proportional to 22,012.60, 30,377.28 and 11,941.04

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Solution

The fourth proportional to 22,012.60, 30,377.28 and 11,941.04 is: 16,478.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012.60 : 30,377.28 = 11,941.04 : x
  2. Step 2: Convert to fraction form
    22,012.60/30,377.28 = 11,941.04/x
  3. Step 3: Cross multiply
    22,012.60x = 30,377.28 × 11,941.04
  4. Step 4: Simplify right side
    22,012.60x = 362,736,315.57
  5. Step 5: Solve for x
    x = 362,736,315.57/22,012.60
  6. Step 6: Final answer
    x = 16,478.58

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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.