Home / 20,185.27-27,837.95-14,132.41

Finding the Fourth Proportional to 20,185.27, 27,837.95 and 14,132.41

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Solution

The fourth proportional to 20,185.27, 27,837.95 and 14,132.41 is: 19,490.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,185.27 : 27,837.95 = 14,132.41 : x
  2. Step 2: Convert to fraction form
    20,185.27/27,837.95 = 14,132.41/x
  3. Step 3: Cross multiply
    20,185.27x = 27,837.95 × 14,132.41
  4. Step 4: Simplify right side
    20,185.27x = 393,417,182.70
  5. Step 5: Solve for x
    x = 393,417,182.70/20,185.27
  6. Step 6: Final answer
    x = 19,490.31

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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.