Home / 17,919.39-24,730.26-9,962.36

Finding the Fourth Proportional to 17,919.39, 24,730.26 and 9,962.36

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Solution

The fourth proportional to 17,919.39, 24,730.26 and 9,962.36 is: 13,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919.39 : 24,730.26 = 9,962.36 : x
  2. Step 2: Convert to fraction form
    17,919.39/24,730.26 = 9,962.36/x
  3. Step 3: Cross multiply
    17,919.39x = 24,730.26 × 9,962.36
  4. Step 4: Simplify right side
    17,919.39x = 246,371,579.55
  5. Step 5: Solve for x
    x = 246,371,579.55/17,919.39
  6. Step 6: Final answer
    x = 13,748.88

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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.