Home / 11,664.59-16,107.20-10,002.47

Finding the Fourth Proportional to 11,664.59, 16,107.20 and 10,002.47

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Solution

The fourth proportional to 11,664.59, 16,107.20 and 10,002.47 is: 13,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.59 : 16,107.20 = 10,002.47 : x
  2. Step 2: Convert to fraction form
    11,664.59/16,107.20 = 10,002.47/x
  3. Step 3: Cross multiply
    11,664.59x = 16,107.20 × 10,002.47
  4. Step 4: Simplify right side
    11,664.59x = 161,111,654.24
  5. Step 5: Solve for x
    x = 161,111,654.24/11,664.59
  6. Step 6: Final answer
    x = 13,812.03

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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.