Home / 17,939.80-24,756.54-10,386.44

Finding the Fourth Proportional to 17,939.80, 24,756.54 and 10,386.44

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Solution

The fourth proportional to 17,939.80, 24,756.54 and 10,386.44 is: 14,333.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.80 : 24,756.54 = 10,386.44 : x
  2. Step 2: Convert to fraction form
    17,939.80/24,756.54 = 10,386.44/x
  3. Step 3: Cross multiply
    17,939.80x = 24,756.54 × 10,386.44
  4. Step 4: Simplify right side
    17,939.80x = 257,132,317.32
  5. Step 5: Solve for x
    x = 257,132,317.32/17,939.80
  6. Step 6: Final answer
    x = 14,333.06

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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.