Home / 36,657.11-54,974.70-19,117.37

Finding the Fourth Proportional to 36,657.11, 54,974.70 and 19,117.37

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Solution

The fourth proportional to 36,657.11, 54,974.70 and 19,117.37 is: 28,670.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,657.11 : 54,974.70 = 19,117.37 : x
  2. Step 2: Convert to fraction form
    36,657.11/54,974.70 = 19,117.37/x
  3. Step 3: Cross multiply
    36,657.11x = 54,974.70 × 19,117.37
  4. Step 4: Simplify right side
    36,657.11x = 1,050,971,817.98
  5. Step 5: Solve for x
    x = 1,050,971,817.98/36,657.11
  6. Step 6: Final answer
    x = 28,670.34

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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.