Home / 50,798.01-76,204.16-21,209.12

Finding the Fourth Proportional to 50,798.01, 76,204.16 and 21,209.12

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Solution

The fourth proportional to 50,798.01, 76,204.16 and 21,209.12 is: 31,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,798.01 : 76,204.16 = 21,209.12 : x
  2. Step 2: Convert to fraction form
    50,798.01/76,204.16 = 21,209.12/x
  3. Step 3: Cross multiply
    50,798.01x = 76,204.16 × 21,209.12
  4. Step 4: Simplify right side
    50,798.01x = 1,616,222,686.87
  5. Step 5: Solve for x
    x = 1,616,222,686.87/50,798.01
  6. Step 6: Final answer
    x = 31,816.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.