Home / 36,200.60-54,298.20-15,135.20

Finding the Fourth Proportional to 36,200.60, 54,298.20 and 15,135.20

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Solution

The fourth proportional to 36,200.60, 54,298.20 and 15,135.20 is: 22,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,200.60 : 54,298.20 = 15,135.20 : x
  2. Step 2: Convert to fraction form
    36,200.60/54,298.20 = 15,135.20/x
  3. Step 3: Cross multiply
    36,200.60x = 54,298.20 × 15,135.20
  4. Step 4: Simplify right side
    36,200.60x = 821,814,116.64
  5. Step 5: Solve for x
    x = 821,814,116.64/36,200.60
  6. Step 6: Final answer
    x = 22,701.67

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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.