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Finding the Fourth Proportional to 17,210.30, 25,818.14 and 7,349.63

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Solution

The fourth proportional to 17,210.30, 25,818.14 and 7,349.63 is: 11,025.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,210.30 : 25,818.14 = 7,349.63 : x
  2. Step 2: Convert to fraction form
    17,210.30/25,818.14 = 7,349.63/x
  3. Step 3: Cross multiply
    17,210.30x = 25,818.14 × 7,349.63
  4. Step 4: Simplify right side
    17,210.30x = 189,753,665.57
  5. Step 5: Solve for x
    x = 189,753,665.57/17,210.30
  6. Step 6: Final answer
    x = 11,025.59

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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.