Home / 26,790.11-37,000.61-18,277.61

Finding the Fourth Proportional to 26,790.11, 37,000.61 and 18,277.61

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Solution

The fourth proportional to 26,790.11, 37,000.61 and 18,277.61 is: 25,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.11 : 37,000.61 = 18,277.61 : x
  2. Step 2: Convert to fraction form
    26,790.11/37,000.61 = 18,277.61/x
  3. Step 3: Cross multiply
    26,790.11x = 37,000.61 × 18,277.61
  4. Step 4: Simplify right side
    26,790.11x = 676,282,442.95
  5. Step 5: Solve for x
    x = 676,282,442.95/26,790.11
  6. Step 6: Final answer
    x = 25,243.74

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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.