Home / 19,859.59-27,406.52-10,907.92

Finding the Fourth Proportional to 19,859.59, 27,406.52 and 10,907.92

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Solution

The fourth proportional to 19,859.59, 27,406.52 and 10,907.92 is: 15,053.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859.59 : 27,406.52 = 10,907.92 : x
  2. Step 2: Convert to fraction form
    19,859.59/27,406.52 = 10,907.92/x
  3. Step 3: Cross multiply
    19,859.59x = 27,406.52 × 10,907.92
  4. Step 4: Simplify right side
    19,859.59x = 298,948,127.64
  5. Step 5: Solve for x
    x = 298,948,127.64/19,859.59
  6. Step 6: Final answer
    x = 15,053.09

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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.