Home / 36,730.18-50,688.14-21,622.87

Finding the Fourth Proportional to 36,730.18, 50,688.14 and 21,622.87

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Solution

The fourth proportional to 36,730.18, 50,688.14 and 21,622.87 is: 29,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,730.18 : 50,688.14 = 21,622.87 : x
  2. Step 2: Convert to fraction form
    36,730.18/50,688.14 = 21,622.87/x
  3. Step 3: Cross multiply
    36,730.18x = 50,688.14 × 21,622.87
  4. Step 4: Simplify right side
    36,730.18x = 1,096,023,061.76
  5. Step 5: Solve for x
    x = 1,096,023,061.76/36,730.18
  6. Step 6: Final answer
    x = 29,839.85

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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.