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Finding the Fourth Proportional to 16,673.10, 25,009.65 and 6,810.14

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Solution

The fourth proportional to 16,673.10, 25,009.65 and 6,810.14 is: 10,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,673.10 : 25,009.65 = 6,810.14 : x
  2. Step 2: Convert to fraction form
    16,673.10/25,009.65 = 6,810.14/x
  3. Step 3: Cross multiply
    16,673.10x = 25,009.65 × 6,810.14
  4. Step 4: Simplify right side
    16,673.10x = 170,319,092.80
  5. Step 5: Solve for x
    x = 170,319,092.80/16,673.10
  6. Step 6: Final answer
    x = 10,215.20

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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.