Home / 22,922.10-31,632.48-12,850.55

Finding the Fourth Proportional to 22,922.10, 31,632.48 and 12,850.55

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Solution

The fourth proportional to 22,922.10, 31,632.48 and 12,850.55 is: 17,733.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,922.10 : 31,632.48 = 12,850.55 : x
  2. Step 2: Convert to fraction form
    22,922.10/31,632.48 = 12,850.55/x
  3. Step 3: Cross multiply
    22,922.10x = 31,632.48 × 12,850.55
  4. Step 4: Simplify right side
    22,922.10x = 406,494,637.36
  5. Step 5: Solve for x
    x = 406,494,637.36/22,922.10
  6. Step 6: Final answer
    x = 17,733.74

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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.