Home / 17,285.38-25,928.68-9,886.44

Finding the Fourth Proportional to 17,285.38, 25,928.68 and 9,886.44

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Solution

The fourth proportional to 17,285.38, 25,928.68 and 9,886.44 is: 14,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285.38 : 25,928.68 = 9,886.44 : x
  2. Step 2: Convert to fraction form
    17,285.38/25,928.68 = 9,886.44/x
  3. Step 3: Cross multiply
    17,285.38x = 25,928.68 × 9,886.44
  4. Step 4: Simplify right side
    17,285.38x = 256,342,339.10
  5. Step 5: Solve for x
    x = 256,342,339.10/17,285.38
  6. Step 6: Final answer
    x = 14,830.01

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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.