Home / 17,303.38-23,878.65-9,345.60

Finding the Fourth Proportional to 17,303.38, 23,878.65 and 9,345.60

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Solution

The fourth proportional to 17,303.38, 23,878.65 and 9,345.60 is: 12,896.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,303.38 : 23,878.65 = 9,345.60 : x
  2. Step 2: Convert to fraction form
    17,303.38/23,878.65 = 9,345.60/x
  3. Step 3: Cross multiply
    17,303.38x = 23,878.65 × 9,345.60
  4. Step 4: Simplify right side
    17,303.38x = 223,160,311.44
  5. Step 5: Solve for x
    x = 223,160,311.44/17,303.38
  6. Step 6: Final answer
    x = 12,896.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.