Home / 19,854.06-27,398.84-10,901.40

Finding the Fourth Proportional to 19,854.06, 27,398.84 and 10,901.40

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Solution

The fourth proportional to 19,854.06, 27,398.84 and 10,901.40 is: 15,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.06 : 27,398.84 = 10,901.40 : x
  2. Step 2: Convert to fraction form
    19,854.06/27,398.84 = 10,901.40/x
  3. Step 3: Cross multiply
    19,854.06x = 27,398.84 × 10,901.40
  4. Step 4: Simplify right side
    19,854.06x = 298,685,659.87
  5. Step 5: Solve for x
    x = 298,685,659.87/19,854.06
  6. Step 6: Final answer
    x = 15,044.06

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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.