Home / 12,371.10-17,057.08-8,597.40

Finding the Fourth Proportional to 12,371.10, 17,057.08 and 8,597.40

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Solution

The fourth proportional to 12,371.10, 17,057.08 and 8,597.40 is: 11,853.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.10 : 17,057.08 = 8,597.40 : x
  2. Step 2: Convert to fraction form
    12,371.10/17,057.08 = 8,597.40/x
  3. Step 3: Cross multiply
    12,371.10x = 17,057.08 × 8,597.40
  4. Step 4: Simplify right side
    12,371.10x = 146,646,539.59
  5. Step 5: Solve for x
    x = 146,646,539.59/12,371.10
  6. Step 6: Final answer
    x = 11,853.96

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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.