Home / 27,205.45-40,808.11-15,353.85

Finding the Fourth Proportional to 27,205.45, 40,808.11 and 15,353.85

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Solution

The fourth proportional to 27,205.45, 40,808.11 and 15,353.85 is: 23,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,205.45 : 40,808.11 = 15,353.85 : x
  2. Step 2: Convert to fraction form
    27,205.45/40,808.11 = 15,353.85/x
  3. Step 3: Cross multiply
    27,205.45x = 40,808.11 × 15,353.85
  4. Step 4: Simplify right side
    27,205.45x = 626,561,599.72
  5. Step 5: Solve for x
    x = 626,561,599.72/27,205.45
  6. Step 6: Final answer
    x = 23,030.74

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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.