Home / 22,608.32-31,197.95-12,536.39

Finding the Fourth Proportional to 22,608.32, 31,197.95 and 12,536.39

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Solution

The fourth proportional to 22,608.32, 31,197.95 and 12,536.39 is: 17,299.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,608.32 : 31,197.95 = 12,536.39 : x
  2. Step 2: Convert to fraction form
    22,608.32/31,197.95 = 12,536.39/x
  3. Step 3: Cross multiply
    22,608.32x = 31,197.95 × 12,536.39
  4. Step 4: Simplify right side
    22,608.32x = 391,109,543.75
  5. Step 5: Solve for x
    x = 391,109,543.75/22,608.32
  6. Step 6: Final answer
    x = 17,299.37

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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.