Home / 19,623.81-27,080.99-10,671.41

Finding the Fourth Proportional to 19,623.81, 27,080.99 and 10,671.41

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Solution

The fourth proportional to 19,623.81, 27,080.99 and 10,671.41 is: 14,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.81 : 27,080.99 = 10,671.41 : x
  2. Step 2: Convert to fraction form
    19,623.81/27,080.99 = 10,671.41/x
  3. Step 3: Cross multiply
    19,623.81x = 27,080.99 × 10,671.41
  4. Step 4: Simplify right side
    19,623.81x = 288,992,294.14
  5. Step 5: Solve for x
    x = 288,992,294.14/19,623.81
  6. Step 6: Final answer
    x = 14,726.61

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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.