Home / 15,943.81-23,889.44-9,261.55

Finding the Fourth Proportional to 15,943.81, 23,889.44 and 9,261.55

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Solution

The fourth proportional to 15,943.81, 23,889.44 and 9,261.55 is: 13,877.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.81 : 23,889.44 = 9,261.55 : x
  2. Step 2: Convert to fraction form
    15,943.81/23,889.44 = 9,261.55/x
  3. Step 3: Cross multiply
    15,943.81x = 23,889.44 × 9,261.55
  4. Step 4: Simplify right side
    15,943.81x = 221,253,243.03
  5. Step 5: Solve for x
    x = 221,253,243.03/15,943.81
  6. Step 6: Final answer
    x = 13,877.06

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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.