Home / 36,283.12-50,071.95-20,150.68

Finding the Fourth Proportional to 36,283.12, 50,071.95 and 20,150.68

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Solution

The fourth proportional to 36,283.12, 50,071.95 and 20,150.68 is: 27,808.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,283.12 : 50,071.95 = 20,150.68 : x
  2. Step 2: Convert to fraction form
    36,283.12/50,071.95 = 20,150.68/x
  3. Step 3: Cross multiply
    36,283.12x = 50,071.95 × 20,150.68
  4. Step 4: Simplify right side
    36,283.12x = 1,008,983,740.67
  5. Step 5: Solve for x
    x = 1,008,983,740.67/36,283.12
  6. Step 6: Final answer
    x = 27,808.63

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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.