Home / 26,407.18-39,615.77-10,613.44

Finding the Fourth Proportional to 26,407.18, 39,615.77 and 10,613.44

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Solution

The fourth proportional to 26,407.18, 39,615.77 and 10,613.44 is: 15,922.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407.18 : 39,615.77 = 10,613.44 : x
  2. Step 2: Convert to fraction form
    26,407.18/39,615.77 = 10,613.44/x
  3. Step 3: Cross multiply
    26,407.18x = 39,615.77 × 10,613.44
  4. Step 4: Simplify right side
    26,407.18x = 420,459,597.95
  5. Step 5: Solve for x
    x = 420,459,597.95/26,407.18
  6. Step 6: Final answer
    x = 15,922.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.