Home / 36,434.60-54,641.10-14,235.20

Finding the Fourth Proportional to 36,434.60, 54,641.10 and 14,235.20

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Solution

The fourth proportional to 36,434.60, 54,641.10 and 14,235.20 is: 21,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434.60 : 54,641.10 = 14,235.20 : x
  2. Step 2: Convert to fraction form
    36,434.60/54,641.10 = 14,235.20/x
  3. Step 3: Cross multiply
    36,434.60x = 54,641.10 × 14,235.20
  4. Step 4: Simplify right side
    36,434.60x = 777,826,986.72
  5. Step 5: Solve for x
    x = 777,826,986.72/36,434.60
  6. Step 6: Final answer
    x = 21,348.58

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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.