Home / 36,154.57-54,212.01-11,187.67

Finding the Fourth Proportional to 36,154.57, 54,212.01 and 11,187.67

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Solution

The fourth proportional to 36,154.57, 54,212.01 and 11,187.67 is: 16,775.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154.57 : 54,212.01 = 11,187.67 : x
  2. Step 2: Convert to fraction form
    36,154.57/54,212.01 = 11,187.67/x
  3. Step 3: Cross multiply
    36,154.57x = 54,212.01 × 11,187.67
  4. Step 4: Simplify right side
    36,154.57x = 606,506,077.92
  5. Step 5: Solve for x
    x = 606,506,077.92/36,154.57
  6. Step 6: Final answer
    x = 16,775.36

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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.