Home / 15,620.20-23,426.77-4,524.40

Finding the Fourth Proportional to 15,620.20, 23,426.77 and 4,524.40

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Solution

The fourth proportional to 15,620.20, 23,426.77 and 4,524.40 is: 6,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620.20 : 23,426.77 = 4,524.40 : x
  2. Step 2: Convert to fraction form
    15,620.20/23,426.77 = 4,524.40/x
  3. Step 3: Cross multiply
    15,620.20x = 23,426.77 × 4,524.40
  4. Step 4: Simplify right side
    15,620.20x = 105,992,078.19
  5. Step 5: Solve for x
    x = 105,992,078.19/15,620.20
  6. Step 6: Final answer
    x = 6,785.58

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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.