Home / 19,854.52-27,400.24-10,901.96

Finding the Fourth Proportional to 19,854.52, 27,400.24 and 10,901.96

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Solution

The fourth proportional to 19,854.52, 27,400.24 and 10,901.96 is: 15,045.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.52 : 27,400.24 = 10,901.96 : x
  2. Step 2: Convert to fraction form
    19,854.52/27,400.24 = 10,901.96/x
  3. Step 3: Cross multiply
    19,854.52x = 27,400.24 × 10,901.96
  4. Step 4: Simplify right side
    19,854.52x = 298,716,320.47
  5. Step 5: Solve for x
    x = 298,716,320.47/19,854.52
  6. Step 6: Final answer
    x = 15,045.26

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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.