Home / 28,546.08-42,823.20-8,826.17

Finding the Fourth Proportional to 28,546.08, 42,823.20 and 8,826.17

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Solution

The fourth proportional to 28,546.08, 42,823.20 and 8,826.17 is: 13,240.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546.08 : 42,823.20 = 8,826.17 : x
  2. Step 2: Convert to fraction form
    28,546.08/42,823.20 = 8,826.17/x
  3. Step 3: Cross multiply
    28,546.08x = 42,823.20 × 8,826.17
  4. Step 4: Simplify right side
    28,546.08x = 377,964,629.03
  5. Step 5: Solve for x
    x = 377,964,629.03/28,546.08
  6. Step 6: Final answer
    x = 13,240.51

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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.