Home / 43,911.60-65,867.13-14,329.46

Finding the Fourth Proportional to 43,911.60, 65,867.13 and 14,329.46

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Solution

The fourth proportional to 43,911.60, 65,867.13 and 14,329.46 is: 21,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,911.60 : 65,867.13 = 14,329.46 : x
  2. Step 2: Convert to fraction form
    43,911.60/65,867.13 = 14,329.46/x
  3. Step 3: Cross multiply
    43,911.60x = 65,867.13 × 14,329.46
  4. Step 4: Simplify right side
    43,911.60x = 943,840,075.31
  5. Step 5: Solve for x
    x = 943,840,075.31/43,911.60
  6. Step 6: Final answer
    x = 21,494.09

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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.