Home / 36,110.40-54,159.36-9,811.68

Finding the Fourth Proportional to 36,110.40, 54,159.36 and 9,811.68

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Solution

The fourth proportional to 36,110.40, 54,159.36 and 9,811.68 is: 14,715.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,110.40 : 54,159.36 = 9,811.68 : x
  2. Step 2: Convert to fraction form
    36,110.40/54,159.36 = 9,811.68/x
  3. Step 3: Cross multiply
    36,110.40x = 54,159.36 × 9,811.68
  4. Step 4: Simplify right side
    36,110.40x = 531,394,309.32
  5. Step 5: Solve for x
    x = 531,394,309.32/36,110.40
  6. Step 6: Final answer
    x = 14,715.82

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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.