Home / 19,623.43-27,079.17-10,670.86

Finding the Fourth Proportional to 19,623.43, 27,079.17 and 10,670.86

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Solution

The fourth proportional to 19,623.43, 27,079.17 and 10,670.86 is: 14,725.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.43 : 27,079.17 = 10,670.86 : x
  2. Step 2: Convert to fraction form
    19,623.43/27,079.17 = 10,670.86/x
  3. Step 3: Cross multiply
    19,623.43x = 27,079.17 × 10,670.86
  4. Step 4: Simplify right side
    19,623.43x = 288,957,896.59
  5. Step 5: Solve for x
    x = 288,957,896.59/19,623.43
  6. Step 6: Final answer
    x = 14,725.15

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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.