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Finding the Fourth Proportional to 11,655.82, 17,394.13 and 10,410.22

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Solution

The fourth proportional to 11,655.82, 17,394.13 and 10,410.22 is: 15,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.82 : 17,394.13 = 10,410.22 : x
  2. Step 2: Convert to fraction form
    11,655.82/17,394.13 = 10,410.22/x
  3. Step 3: Cross multiply
    11,655.82x = 17,394.13 × 10,410.22
  4. Step 4: Simplify right side
    11,655.82x = 181,076,720.01
  5. Step 5: Solve for x
    x = 181,076,720.01/11,655.82
  6. Step 6: Final answer
    x = 15,535.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.