Home / 19,853.16-27,397.22-10,900.82

Finding the Fourth Proportional to 19,853.16, 27,397.22 and 10,900.82

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Solution

The fourth proportional to 19,853.16, 27,397.22 and 10,900.82 is: 15,043.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,853.16 : 27,397.22 = 10,900.82 : x
  2. Step 2: Convert to fraction form
    19,853.16/27,397.22 = 10,900.82/x
  3. Step 3: Cross multiply
    19,853.16x = 27,397.22 × 10,900.82
  4. Step 4: Simplify right side
    19,853.16x = 298,652,163.72
  5. Step 5: Solve for x
    x = 298,652,163.72/19,853.16
  6. Step 6: Final answer
    x = 15,043.05

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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.