Home / 25,618.20-38,442.12-10,826.16

Finding the Fourth Proportional to 25,618.20, 38,442.12 and 10,826.16

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Solution

The fourth proportional to 25,618.20, 38,442.12 and 10,826.16 is: 16,245.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.20 : 38,442.12 = 10,826.16 : x
  2. Step 2: Convert to fraction form
    25,618.20/38,442.12 = 10,826.16/x
  3. Step 3: Cross multiply
    25,618.20x = 38,442.12 × 10,826.16
  4. Step 4: Simplify right side
    25,618.20x = 416,180,541.86
  5. Step 5: Solve for x
    x = 416,180,541.86/25,618.20
  6. Step 6: Final answer
    x = 16,245.50

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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.