Home / 36,688.23-50,626.89-21,581.46

Finding the Fourth Proportional to 36,688.23, 50,626.89 and 21,581.46

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Solution

The fourth proportional to 36,688.23, 50,626.89 and 21,581.46 is: 29,780.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,688.23 : 50,626.89 = 21,581.46 : x
  2. Step 2: Convert to fraction form
    36,688.23/50,626.89 = 21,581.46/x
  3. Step 3: Cross multiply
    36,688.23x = 50,626.89 × 21,581.46
  4. Step 4: Simplify right side
    36,688.23x = 1,092,602,201.46
  5. Step 5: Solve for x
    x = 1,092,602,201.46/36,688.23
  6. Step 6: Final answer
    x = 29,780.73

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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.