Home / 29,331.40-44,018.70-11,813.80

Finding the Fourth Proportional to 29,331.40, 44,018.70 and 11,813.80

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Solution

The fourth proportional to 29,331.40, 44,018.70 and 11,813.80 is: 17,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.40 : 44,018.70 = 11,813.80 : x
  2. Step 2: Convert to fraction form
    29,331.40/44,018.70 = 11,813.80/x
  3. Step 3: Cross multiply
    29,331.40x = 44,018.70 × 11,813.80
  4. Step 4: Simplify right side
    29,331.40x = 520,028,118.06
  5. Step 5: Solve for x
    x = 520,028,118.06/29,331.40
  6. Step 6: Final answer
    x = 17,729.40

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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.