Home / 36,620.40-50,528.70-21,515.52

Finding the Fourth Proportional to 36,620.40, 50,528.70 and 21,515.52

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Solution

The fourth proportional to 36,620.40, 50,528.70 and 21,515.52 is: 29,687.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,620.40 : 50,528.70 = 21,515.52 : x
  2. Step 2: Convert to fraction form
    36,620.40/50,528.70 = 21,515.52/x
  3. Step 3: Cross multiply
    36,620.40x = 50,528.70 × 21,515.52
  4. Step 4: Simplify right side
    36,620.40x = 1,087,151,255.42
  5. Step 5: Solve for x
    x = 1,087,151,255.42/36,620.40
  6. Step 6: Final answer
    x = 29,687.04

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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.