Home / 43,918.14-65,886.39-14,337.66

Finding the Fourth Proportional to 43,918.14, 65,886.39 and 14,337.66

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Solution

The fourth proportional to 43,918.14, 65,886.39 and 14,337.66 is: 21,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,918.14 : 65,886.39 = 14,337.66 : x
  2. Step 2: Convert to fraction form
    43,918.14/65,886.39 = 14,337.66/x
  3. Step 3: Cross multiply
    43,918.14x = 65,886.39 × 14,337.66
  4. Step 4: Simplify right side
    43,918.14x = 944,656,658.45
  5. Step 5: Solve for x
    x = 944,656,658.45/43,918.14
  6. Step 6: Final answer
    x = 21,509.49

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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.