Home / 17,141.11-23,656.47-10,427.20

Finding the Fourth Proportional to 17,141.11, 23,656.47 and 10,427.20

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Solution

The fourth proportional to 17,141.11, 23,656.47 and 10,427.20 is: 14,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,141.11 : 23,656.47 = 10,427.20 : x
  2. Step 2: Convert to fraction form
    17,141.11/23,656.47 = 10,427.20/x
  3. Step 3: Cross multiply
    17,141.11x = 23,656.47 × 10,427.20
  4. Step 4: Simplify right side
    17,141.11x = 246,670,743.98
  5. Step 5: Solve for x
    x = 246,670,743.98/17,141.11
  6. Step 6: Final answer
    x = 14,390.59

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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.