Home / 36,381.04-54,573.88-11,422.08

Finding the Fourth Proportional to 36,381.04, 54,573.88 and 11,422.08

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Solution

The fourth proportional to 36,381.04, 54,573.88 and 11,422.08 is: 17,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.04 : 54,573.88 = 11,422.08 : x
  2. Step 2: Convert to fraction form
    36,381.04/54,573.88 = 11,422.08/x
  3. Step 3: Cross multiply
    36,381.04x = 54,573.88 × 11,422.08
  4. Step 4: Simplify right side
    36,381.04x = 623,347,223.27
  5. Step 5: Solve for x
    x = 623,347,223.27/36,381.04
  6. Step 6: Final answer
    x = 17,133.85

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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.