Home / 17,896.16-26,833.64-5,412.40

Finding the Fourth Proportional to 17,896.16, 26,833.64 and 5,412.40

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Solution

The fourth proportional to 17,896.16, 26,833.64 and 5,412.40 is: 8,115.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,896.16 : 26,833.64 = 5,412.40 : x
  2. Step 2: Convert to fraction form
    17,896.16/26,833.64 = 5,412.40/x
  3. Step 3: Cross multiply
    17,896.16x = 26,833.64 × 5,412.40
  4. Step 4: Simplify right side
    17,896.16x = 145,234,393.14
  5. Step 5: Solve for x
    x = 145,234,393.14/17,896.16
  6. Step 6: Final answer
    x = 8,115.39

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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.