Home / 29,110.19-43,665.30-12,459.44

Finding the Fourth Proportional to 29,110.19, 43,665.30 and 12,459.44

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Solution

The fourth proportional to 29,110.19, 43,665.30 and 12,459.44 is: 18,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,110.19 : 43,665.30 = 12,459.44 : x
  2. Step 2: Convert to fraction form
    29,110.19/43,665.30 = 12,459.44/x
  3. Step 3: Cross multiply
    29,110.19x = 43,665.30 × 12,459.44
  4. Step 4: Simplify right side
    29,110.19x = 544,045,294.60
  5. Step 5: Solve for x
    x = 544,045,294.60/29,110.19
  6. Step 6: Final answer
    x = 18,689.17

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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.