Home / 17,189.69-23,719.65-10,472.88

Finding the Fourth Proportional to 17,189.69, 23,719.65 and 10,472.88

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Solution

The fourth proportional to 17,189.69, 23,719.65 and 10,472.88 is: 14,451.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.69 : 23,719.65 = 10,472.88 : x
  2. Step 2: Convert to fraction form
    17,189.69/23,719.65 = 10,472.88/x
  3. Step 3: Cross multiply
    17,189.69x = 23,719.65 × 10,472.88
  4. Step 4: Simplify right side
    17,189.69x = 248,413,048.09
  5. Step 5: Solve for x
    x = 248,413,048.09/17,189.69
  6. Step 6: Final answer
    x = 14,451.28

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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.