Home / 36,388.17-50,210.28-20,471.67

Finding the Fourth Proportional to 36,388.17, 50,210.28 and 20,471.67

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Solution

The fourth proportional to 36,388.17, 50,210.28 and 20,471.67 is: 28,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,388.17 : 50,210.28 = 20,471.67 : x
  2. Step 2: Convert to fraction form
    36,388.17/50,210.28 = 20,471.67/x
  3. Step 3: Cross multiply
    36,388.17x = 50,210.28 × 20,471.67
  4. Step 4: Simplify right side
    36,388.17x = 1,027,888,282.77
  5. Step 5: Solve for x
    x = 1,027,888,282.77/36,388.17
  6. Step 6: Final answer
    x = 28,247.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.