Home / 17,717.44-24,442.32-10,639.75

Finding the Fourth Proportional to 17,717.44, 24,442.32 and 10,639.75

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Solution

The fourth proportional to 17,717.44, 24,442.32 and 10,639.75 is: 14,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,717.44 : 24,442.32 = 10,639.75 : x
  2. Step 2: Convert to fraction form
    17,717.44/24,442.32 = 10,639.75/x
  3. Step 3: Cross multiply
    17,717.44x = 24,442.32 × 10,639.75
  4. Step 4: Simplify right side
    17,717.44x = 260,060,174.22
  5. Step 5: Solve for x
    x = 260,060,174.22/17,717.44
  6. Step 6: Final answer
    x = 14,678.20

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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.