Home / 36,631.07-50,560.84-21,528.60

Finding the Fourth Proportional to 36,631.07, 50,560.84 and 21,528.60

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Solution

The fourth proportional to 36,631.07, 50,560.84 and 21,528.60 is: 29,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,631.07 : 50,560.84 = 21,528.60 : x
  2. Step 2: Convert to fraction form
    36,631.07/50,560.84 = 21,528.60/x
  3. Step 3: Cross multiply
    36,631.07x = 50,560.84 × 21,528.60
  4. Step 4: Simplify right side
    36,631.07x = 1,088,503,937.33
  5. Step 5: Solve for x
    x = 1,088,503,937.33/36,631.07
  6. Step 6: Final answer
    x = 29,715.32

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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.