Home / 19,803.93-27,329.43-10,851.36

Finding the Fourth Proportional to 19,803.93, 27,329.43 and 10,851.36

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Solution

The fourth proportional to 19,803.93, 27,329.43 and 10,851.36 is: 14,974.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,803.93 : 27,329.43 = 10,851.36 : x
  2. Step 2: Convert to fraction form
    19,803.93/27,329.43 = 10,851.36/x
  3. Step 3: Cross multiply
    19,803.93x = 27,329.43 × 10,851.36
  4. Step 4: Simplify right side
    19,803.93x = 296,561,483.52
  5. Step 5: Solve for x
    x = 296,561,483.52/19,803.93
  6. Step 6: Final answer
    x = 14,974.88

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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.