Home / 17,318.61-23,889.94-10,943.20

Finding the Fourth Proportional to 17,318.61, 23,889.94 and 10,943.20

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Solution

The fourth proportional to 17,318.61, 23,889.94 and 10,943.20 is: 15,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,318.61 : 23,889.94 = 10,943.20 : x
  2. Step 2: Convert to fraction form
    17,318.61/23,889.94 = 10,943.20/x
  3. Step 3: Cross multiply
    17,318.61x = 23,889.94 × 10,943.20
  4. Step 4: Simplify right side
    17,318.61x = 261,432,393.91
  5. Step 5: Solve for x
    x = 261,432,393.91/17,318.61
  6. Step 6: Final answer
    x = 15,095.46

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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.