Home / 23,784.13-35,674.82-7,143.79

Finding the Fourth Proportional to 23,784.13, 35,674.82 and 7,143.79

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Solution

The fourth proportional to 23,784.13, 35,674.82 and 7,143.79 is: 10,715.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,784.13 : 35,674.82 = 7,143.79 : x
  2. Step 2: Convert to fraction form
    23,784.13/35,674.82 = 7,143.79/x
  3. Step 3: Cross multiply
    23,784.13x = 35,674.82 × 7,143.79
  4. Step 4: Simplify right side
    23,784.13x = 254,853,422.37
  5. Step 5: Solve for x
    x = 254,853,422.37/23,784.13
  6. Step 6: Final answer
    x = 10,715.27

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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.