Home / 14,379.45-21,574.85-9,448.17

Finding the Fourth Proportional to 14,379.45, 21,574.85 and 9,448.17

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Solution

The fourth proportional to 14,379.45, 21,574.85 and 9,448.17 is: 14,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.45 : 21,574.85 = 9,448.17 : x
  2. Step 2: Convert to fraction form
    14,379.45/21,574.85 = 9,448.17/x
  3. Step 3: Cross multiply
    14,379.45x = 21,574.85 × 9,448.17
  4. Step 4: Simplify right side
    14,379.45x = 203,842,850.52
  5. Step 5: Solve for x
    x = 203,842,850.52/14,379.45
  6. Step 6: Final answer
    x = 14,175.98

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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.