Home / 19,623.69-27,080.56-10,671.21

Finding the Fourth Proportional to 19,623.69, 27,080.56 and 10,671.21

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Solution

The fourth proportional to 19,623.69, 27,080.56 and 10,671.21 is: 14,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.69 : 27,080.56 = 10,671.21 : x
  2. Step 2: Convert to fraction form
    19,623.69/27,080.56 = 10,671.21/x
  3. Step 3: Cross multiply
    19,623.69x = 27,080.56 × 10,671.21
  4. Step 4: Simplify right side
    19,623.69x = 288,982,342.68
  5. Step 5: Solve for x
    x = 288,982,342.68/19,623.69
  6. Step 6: Final answer
    x = 14,726.20

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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.