Home / 15,798.97-23,681.61-11,891.29

Finding the Fourth Proportional to 15,798.97, 23,681.61 and 11,891.29

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Solution

The fourth proportional to 15,798.97, 23,681.61 and 11,891.29 is: 17,824.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798.97 : 23,681.61 = 11,891.29 : x
  2. Step 2: Convert to fraction form
    15,798.97/23,681.61 = 11,891.29/x
  3. Step 3: Cross multiply
    15,798.97x = 23,681.61 × 11,891.29
  4. Step 4: Simplify right side
    15,798.97x = 281,604,892.18
  5. Step 5: Solve for x
    x = 281,604,892.18/15,798.97
  6. Step 6: Final answer
    x = 17,824.26

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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.