Home / 36,272.92-54,419.91-12,901.18

Finding the Fourth Proportional to 36,272.92, 54,419.91 and 12,901.18

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Solution

The fourth proportional to 36,272.92, 54,419.91 and 12,901.18 is: 19,355.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,272.92 : 54,419.91 = 12,901.18 : x
  2. Step 2: Convert to fraction form
    36,272.92/54,419.91 = 12,901.18/x
  3. Step 3: Cross multiply
    36,272.92x = 54,419.91 × 12,901.18
  4. Step 4: Simplify right side
    36,272.92x = 702,081,054.49
  5. Step 5: Solve for x
    x = 702,081,054.49/36,272.92
  6. Step 6: Final answer
    x = 19,355.52

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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.