Home / 36,109.19-54,187.18-19,480.70

Finding the Fourth Proportional to 36,109.19, 54,187.18 and 19,480.70

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Solution

The fourth proportional to 36,109.19, 54,187.18 and 19,480.70 is: 29,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109.19 : 54,187.18 = 19,480.70 : x
  2. Step 2: Convert to fraction form
    36,109.19/54,187.18 = 19,480.70/x
  3. Step 3: Cross multiply
    36,109.19x = 54,187.18 × 19,480.70
  4. Step 4: Simplify right side
    36,109.19x = 1,055,604,284.19
  5. Step 5: Solve for x
    x = 1,055,604,284.19/36,109.19
  6. Step 6: Final answer
    x = 29,233.67

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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.