Home / 36,106.51-54,160.88-9,811.81

Finding the Fourth Proportional to 36,106.51, 54,160.88 and 9,811.81

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Solution

The fourth proportional to 36,106.51, 54,160.88 and 9,811.81 is: 14,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106.51 : 54,160.88 = 9,811.81 : x
  2. Step 2: Convert to fraction form
    36,106.51/54,160.88 = 9,811.81/x
  3. Step 3: Cross multiply
    36,106.51x = 54,160.88 × 9,811.81
  4. Step 4: Simplify right side
    36,106.51x = 531,416,263.99
  5. Step 5: Solve for x
    x = 531,416,263.99/36,106.51
  6. Step 6: Final answer
    x = 14,718.02

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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.