Home / 26,083.76-39,128.67-9,451.62

Finding the Fourth Proportional to 26,083.76, 39,128.67 and 9,451.62

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Solution

The fourth proportional to 26,083.76, 39,128.67 and 9,451.62 is: 14,178.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,083.76 : 39,128.67 = 9,451.62 : x
  2. Step 2: Convert to fraction form
    26,083.76/39,128.67 = 9,451.62/x
  3. Step 3: Cross multiply
    26,083.76x = 39,128.67 × 9,451.62
  4. Step 4: Simplify right side
    26,083.76x = 369,829,319.95
  5. Step 5: Solve for x
    x = 369,829,319.95/26,083.76
  6. Step 6: Final answer
    x = 14,178.53

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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.