Home / 19,459.08-29,198.16-12,061.58

Finding the Fourth Proportional to 19,459.08, 29,198.16 and 12,061.58

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Solution

The fourth proportional to 19,459.08, 29,198.16 and 12,061.58 is: 18,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.08 : 29,198.16 = 12,061.58 : x
  2. Step 2: Convert to fraction form
    19,459.08/29,198.16 = 12,061.58/x
  3. Step 3: Cross multiply
    19,459.08x = 29,198.16 × 12,061.58
  4. Step 4: Simplify right side
    19,459.08x = 352,175,796.70
  5. Step 5: Solve for x
    x = 352,175,796.70/19,459.08
  6. Step 6: Final answer
    x = 18,098.28

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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.