Home / 36,710.46-50,664-20,580.51

Finding the Fourth Proportional to 36,710.46, 50,664 and 20,580.51

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Solution

The fourth proportional to 36,710.46, 50,664 and 20,580.51 is: 28,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,710.46 : 50,664 = 20,580.51 : x
  2. Step 2: Convert to fraction form
    36,710.46/50,664 = 20,580.51/x
  3. Step 3: Cross multiply
    36,710.46x = 50,664 × 20,580.51
  4. Step 4: Simplify right side
    36,710.46x = 1,042,690,958.64
  5. Step 5: Solve for x
    x = 1,042,690,958.64/36,710.46
  6. Step 6: Final answer
    x = 28,403.10

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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.