Home / 22,608.19-31,197.77-12,536.25

Finding the Fourth Proportional to 22,608.19, 31,197.77 and 12,536.25

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Solution

The fourth proportional to 22,608.19, 31,197.77 and 12,536.25 is: 17,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,608.19 : 31,197.77 = 12,536.25 : x
  2. Step 2: Convert to fraction form
    22,608.19/31,197.77 = 12,536.25/x
  3. Step 3: Cross multiply
    22,608.19x = 31,197.77 × 12,536.25
  4. Step 4: Simplify right side
    22,608.19x = 391,103,157.50
  5. Step 5: Solve for x
    x = 391,103,157.50/22,608.19
  6. Step 6: Final answer
    x = 17,299.18

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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.