Home / 17,388.90-23,996.51-9,836.71

Finding the Fourth Proportional to 17,388.90, 23,996.51 and 9,836.71

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Solution

The fourth proportional to 17,388.90, 23,996.51 and 9,836.71 is: 13,574.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.90 : 23,996.51 = 9,836.71 : x
  2. Step 2: Convert to fraction form
    17,388.90/23,996.51 = 9,836.71/x
  3. Step 3: Cross multiply
    17,388.90x = 23,996.51 × 9,836.71
  4. Step 4: Simplify right side
    17,388.90x = 236,046,674.48
  5. Step 5: Solve for x
    x = 236,046,674.48/17,388.90
  6. Step 6: Final answer
    x = 13,574.56

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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.