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Finding the Fourth Proportional to 14,923.65, 22,431.96 and 9,412.41

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Solution

The fourth proportional to 14,923.65, 22,431.96 and 9,412.41 is: 14,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,923.65 : 22,431.96 = 9,412.41 : x
  2. Step 2: Convert to fraction form
    14,923.65/22,431.96 = 9,412.41/x
  3. Step 3: Cross multiply
    14,923.65x = 22,431.96 × 9,412.41
  4. Step 4: Simplify right side
    14,923.65x = 211,138,804.62
  5. Step 5: Solve for x
    x = 211,138,804.62/14,923.65
  6. Step 6: Final answer
    x = 14,147.93

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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.