Home / 36,811.32-50,806.28-21,703.08

Finding the Fourth Proportional to 36,811.32, 50,806.28 and 21,703.08

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Solution

The fourth proportional to 36,811.32, 50,806.28 and 21,703.08 is: 29,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,811.32 : 50,806.28 = 21,703.08 : x
  2. Step 2: Convert to fraction form
    36,811.32/50,806.28 = 21,703.08/x
  3. Step 3: Cross multiply
    36,811.32x = 50,806.28 × 21,703.08
  4. Step 4: Simplify right side
    36,811.32x = 1,102,652,759.34
  5. Step 5: Solve for x
    x = 1,102,652,759.34/36,811.32
  6. Step 6: Final answer
    x = 29,954.18

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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.