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Finding the Fourth Proportional to 25,214.57, 37,810.92 and 8,570.14

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Solution

The fourth proportional to 25,214.57, 37,810.92 and 8,570.14 is: 12,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,214.57 : 37,810.92 = 8,570.14 : x
  2. Step 2: Convert to fraction form
    25,214.57/37,810.92 = 8,570.14/x
  3. Step 3: Cross multiply
    25,214.57x = 37,810.92 × 8,570.14
  4. Step 4: Simplify right side
    25,214.57x = 324,044,815.54
  5. Step 5: Solve for x
    x = 324,044,815.54/25,214.57
  6. Step 6: Final answer
    x = 12,851.49

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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.