Home / 17,587.16-26,380.63-4,439.47

Finding the Fourth Proportional to 17,587.16, 26,380.63 and 4,439.47

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Solution

The fourth proportional to 17,587.16, 26,380.63 and 4,439.47 is: 6,659.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,587.16 : 26,380.63 = 4,439.47 : x
  2. Step 2: Convert to fraction form
    17,587.16/26,380.63 = 4,439.47/x
  3. Step 3: Cross multiply
    17,587.16x = 26,380.63 × 4,439.47
  4. Step 4: Simplify right side
    17,587.16x = 117,115,993.27
  5. Step 5: Solve for x
    x = 117,115,993.27/17,587.16
  6. Step 6: Final answer
    x = 6,659.18

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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.