Home / 36,135.14-54,210.95-19,494.78

Finding the Fourth Proportional to 36,135.14, 54,210.95 and 19,494.78

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Solution

The fourth proportional to 36,135.14, 54,210.95 and 19,494.78 is: 29,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,135.14 : 54,210.95 = 19,494.78 : x
  2. Step 2: Convert to fraction form
    36,135.14/54,210.95 = 19,494.78/x
  3. Step 3: Cross multiply
    36,135.14x = 54,210.95 × 19,494.78
  4. Step 4: Simplify right side
    36,135.14x = 1,056,830,446.37
  5. Step 5: Solve for x
    x = 1,056,830,446.37/36,135.14
  6. Step 6: Final answer
    x = 29,246.62

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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.