Home / 43,658.73-65,493.63-14,075.91

Finding the Fourth Proportional to 43,658.73, 65,493.63 and 14,075.91

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Solution

The fourth proportional to 43,658.73, 65,493.63 and 14,075.91 is: 21,115.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,658.73 : 65,493.63 = 14,075.91 : x
  2. Step 2: Convert to fraction form
    43,658.73/65,493.63 = 14,075.91/x
  3. Step 3: Cross multiply
    43,658.73x = 65,493.63 × 14,075.91
  4. Step 4: Simplify right side
    43,658.73x = 921,882,441.45
  5. Step 5: Solve for x
    x = 921,882,441.45/43,658.73
  6. Step 6: Final answer
    x = 21,115.65

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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.