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Finding the Fourth Proportional to 17,001.92, 23,461.16 and 9,447.77

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Solution

The fourth proportional to 17,001.92, 23,461.16 and 9,447.77 is: 13,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,001.92 : 23,461.16 = 9,447.77 : x
  2. Step 2: Convert to fraction form
    17,001.92/23,461.16 = 9,447.77/x
  3. Step 3: Cross multiply
    17,001.92x = 23,461.16 × 9,447.77
  4. Step 4: Simplify right side
    17,001.92x = 221,655,655.03
  5. Step 5: Solve for x
    x = 221,655,655.03/17,001.92
  6. Step 6: Final answer
    x = 13,037.10

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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.