Home / 27,108.59-40,648.06-15,104.39

Finding the Fourth Proportional to 27,108.59, 40,648.06 and 15,104.39

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Solution

The fourth proportional to 27,108.59, 40,648.06 and 15,104.39 is: 22,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,108.59 : 40,648.06 = 15,104.39 : x
  2. Step 2: Convert to fraction form
    27,108.59/40,648.06 = 15,104.39/x
  3. Step 3: Cross multiply
    27,108.59x = 40,648.06 × 15,104.39
  4. Step 4: Simplify right side
    27,108.59x = 613,963,909.98
  5. Step 5: Solve for x
    x = 613,963,909.98/27,108.59
  6. Step 6: Final answer
    x = 22,648.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.