Home / 30,801.92-42,506.62-17,373.14

Finding the Fourth Proportional to 30,801.92, 42,506.62 and 17,373.14

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Solution

The fourth proportional to 30,801.92, 42,506.62 and 17,373.14 is: 23,974.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,801.92 : 42,506.62 = 17,373.14 : x
  2. Step 2: Convert to fraction form
    30,801.92/42,506.62 = 17,373.14/x
  3. Step 3: Cross multiply
    30,801.92x = 42,506.62 × 17,373.14
  4. Step 4: Simplify right side
    30,801.92x = 738,473,460.19
  5. Step 5: Solve for x
    x = 738,473,460.19/30,801.92
  6. Step 6: Final answer
    x = 23,974.92

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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.