Home / 19,851.17-27,394.47-10,898.82

Finding the Fourth Proportional to 19,851.17, 27,394.47 and 10,898.82

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Solution

The fourth proportional to 19,851.17, 27,394.47 and 10,898.82 is: 15,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.17 : 27,394.47 = 10,898.82 : x
  2. Step 2: Convert to fraction form
    19,851.17/27,394.47 = 10,898.82/x
  3. Step 3: Cross multiply
    19,851.17x = 27,394.47 × 10,898.82
  4. Step 4: Simplify right side
    19,851.17x = 298,567,397.53
  5. Step 5: Solve for x
    x = 298,567,397.53/19,851.17
  6. Step 6: Final answer
    x = 15,040.30

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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.