Home / 14,338.65-19,790.49-7,967.43

Finding the Fourth Proportional to 14,338.65, 19,790.49 and 7,967.43

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Solution

The fourth proportional to 14,338.65, 19,790.49 and 7,967.43 is: 10,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.65 : 19,790.49 = 7,967.43 : x
  2. Step 2: Convert to fraction form
    14,338.65/19,790.49 = 7,967.43/x
  3. Step 3: Cross multiply
    14,338.65x = 19,790.49 × 7,967.43
  4. Step 4: Simplify right side
    14,338.65x = 157,679,244.79
  5. Step 5: Solve for x
    x = 157,679,244.79/14,338.65
  6. Step 6: Final answer
    x = 10,996.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.