Home / 26,650.13-39,968.23-7,925.12

Finding the Fourth Proportional to 26,650.13, 39,968.23 and 7,925.12

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Solution

The fourth proportional to 26,650.13, 39,968.23 and 7,925.12 is: 11,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,650.13 : 39,968.23 = 7,925.12 : x
  2. Step 2: Convert to fraction form
    26,650.13/39,968.23 = 7,925.12/x
  3. Step 3: Cross multiply
    26,650.13x = 39,968.23 × 7,925.12
  4. Step 4: Simplify right side
    26,650.13x = 316,753,018.94
  5. Step 5: Solve for x
    x = 316,753,018.94/26,650.13
  6. Step 6: Final answer
    x = 11,885.61

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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.