Home / 30,375.94-41,896.16-22,307.06

Finding the Fourth Proportional to 30,375.94, 41,896.16 and 22,307.06

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Solution

The fourth proportional to 30,375.94, 41,896.16 and 22,307.06 is: 30,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375.94 : 41,896.16 = 22,307.06 : x
  2. Step 2: Convert to fraction form
    30,375.94/41,896.16 = 22,307.06/x
  3. Step 3: Cross multiply
    30,375.94x = 41,896.16 × 22,307.06
  4. Step 4: Simplify right side
    30,375.94x = 934,580,154.89
  5. Step 5: Solve for x
    x = 934,580,154.89/30,375.94
  6. Step 6: Final answer
    x = 30,767.12

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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.