Home / 14,338.80-21,505.44-9,644.94

Finding the Fourth Proportional to 14,338.80, 21,505.44 and 9,644.94

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Solution

The fourth proportional to 14,338.80, 21,505.44 and 9,644.94 is: 14,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.80 : 21,505.44 = 9,644.94 : x
  2. Step 2: Convert to fraction form
    14,338.80/21,505.44 = 9,644.94/x
  3. Step 3: Cross multiply
    14,338.80x = 21,505.44 × 9,644.94
  4. Step 4: Simplify right side
    14,338.80x = 207,418,678.47
  5. Step 5: Solve for x
    x = 207,418,678.47/14,338.80
  6. Step 6: Final answer
    x = 14,465.55

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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.