Home / 36,691.03-55,043.61-15,630.67

Finding the Fourth Proportional to 36,691.03, 55,043.61 and 15,630.67

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Solution

The fourth proportional to 36,691.03, 55,043.61 and 15,630.67 is: 23,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691.03 : 55,043.61 = 15,630.67 : x
  2. Step 2: Convert to fraction form
    36,691.03/55,043.61 = 15,630.67/x
  3. Step 3: Cross multiply
    36,691.03x = 55,043.61 × 15,630.67
  4. Step 4: Simplify right side
    36,691.03x = 860,368,503.52
  5. Step 5: Solve for x
    x = 860,368,503.52/36,691.03
  6. Step 6: Final answer
    x = 23,449.01

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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.