Home / 33,188.13-49,782.24-9,812.79

Finding the Fourth Proportional to 33,188.13, 49,782.24 and 9,812.79

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Solution

The fourth proportional to 33,188.13, 49,782.24 and 9,812.79 is: 14,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,188.13 : 49,782.24 = 9,812.79 : x
  2. Step 2: Convert to fraction form
    33,188.13/49,782.24 = 9,812.79/x
  3. Step 3: Cross multiply
    33,188.13x = 49,782.24 × 9,812.79
  4. Step 4: Simplify right side
    33,188.13x = 488,502,666.85
  5. Step 5: Solve for x
    x = 488,502,666.85/33,188.13
  6. Step 6: Final answer
    x = 14,719.20

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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.