Home / 14,410.08-19,878.84-9,631.17

Finding the Fourth Proportional to 14,410.08, 19,878.84 and 9,631.17

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Solution

The fourth proportional to 14,410.08, 19,878.84 and 9,631.17 is: 13,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.08 : 19,878.84 = 9,631.17 : x
  2. Step 2: Convert to fraction form
    14,410.08/19,878.84 = 9,631.17/x
  3. Step 3: Cross multiply
    14,410.08x = 19,878.84 × 9,631.17
  4. Step 4: Simplify right side
    14,410.08x = 191,456,487.44
  5. Step 5: Solve for x
    x = 191,456,487.44/14,410.08
  6. Step 6: Final answer
    x = 13,286.29

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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.