Home / 36,486.12-54,713.39-15,435.57

Finding the Fourth Proportional to 36,486.12, 54,713.39 and 15,435.57

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Solution

The fourth proportional to 36,486.12, 54,713.39 and 15,435.57 is: 23,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486.12 : 54,713.39 = 15,435.57 : x
  2. Step 2: Convert to fraction form
    36,486.12/54,713.39 = 15,435.57/x
  3. Step 3: Cross multiply
    36,486.12x = 54,713.39 × 15,435.57
  4. Step 4: Simplify right side
    36,486.12x = 844,532,284.10
  5. Step 5: Solve for x
    x = 844,532,284.10/36,486.12
  6. Step 6: Final answer
    x = 23,146.67

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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.