Home / 19,851.08-27,394.94-10,898.72

Finding the Fourth Proportional to 19,851.08, 27,394.94 and 10,898.72

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Solution

The fourth proportional to 19,851.08, 27,394.94 and 10,898.72 is: 15,040.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.08 : 27,394.94 = 10,898.72 : x
  2. Step 2: Convert to fraction form
    19,851.08/27,394.94 = 10,898.72/x
  3. Step 3: Cross multiply
    19,851.08x = 27,394.94 × 10,898.72
  4. Step 4: Simplify right side
    19,851.08x = 298,569,780.48
  5. Step 5: Solve for x
    x = 298,569,780.48/19,851.08
  6. Step 6: Final answer
    x = 15,040.48

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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.