Home / 43,786.70-65,689.28-14,202.24

Finding the Fourth Proportional to 43,786.70, 65,689.28 and 14,202.24

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Solution

The fourth proportional to 43,786.70, 65,689.28 and 14,202.24 is: 21,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,786.70 : 65,689.28 = 14,202.24 : x
  2. Step 2: Convert to fraction form
    43,786.70/65,689.28 = 14,202.24/x
  3. Step 3: Cross multiply
    43,786.70x = 65,689.28 × 14,202.24
  4. Step 4: Simplify right side
    43,786.70x = 932,934,955.49
  5. Step 5: Solve for x
    x = 932,934,955.49/43,786.70
  6. Step 6: Final answer
    x = 21,306.35

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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.