Home / 26,012.68-39,005.90-11,968.52

Finding the Fourth Proportional to 26,012.68, 39,005.90 and 11,968.52

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Solution

The fourth proportional to 26,012.68, 39,005.90 and 11,968.52 is: 17,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,012.68 : 39,005.90 = 11,968.52 : x
  2. Step 2: Convert to fraction form
    26,012.68/39,005.90 = 11,968.52/x
  3. Step 3: Cross multiply
    26,012.68x = 39,005.90 × 11,968.52
  4. Step 4: Simplify right side
    26,012.68x = 466,842,894.27
  5. Step 5: Solve for x
    x = 466,842,894.27/26,012.68
  6. Step 6: Final answer
    x = 17,946.74

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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.