Home / 30,874.32-42,607.46-17,446.16

Finding the Fourth Proportional to 30,874.32, 42,607.46 and 17,446.16

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Solution

The fourth proportional to 30,874.32, 42,607.46 and 17,446.16 is: 24,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,874.32 : 42,607.46 = 17,446.16 : x
  2. Step 2: Convert to fraction form
    30,874.32/42,607.46 = 17,446.16/x
  3. Step 3: Cross multiply
    30,874.32x = 42,607.46 × 17,446.16
  4. Step 4: Simplify right side
    30,874.32x = 743,336,564.35
  5. Step 5: Solve for x
    x = 743,336,564.35/30,874.32
  6. Step 6: Final answer
    x = 24,076.21

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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.