Home / 22,619.59-31,194.58-14,122.48

Finding the Fourth Proportional to 22,619.59, 31,194.58 and 14,122.48

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Solution

The fourth proportional to 22,619.59, 31,194.58 and 14,122.48 is: 19,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,619.59 : 31,194.58 = 14,122.48 : x
  2. Step 2: Convert to fraction form
    22,619.59/31,194.58 = 14,122.48/x
  3. Step 3: Cross multiply
    22,619.59x = 31,194.58 × 14,122.48
  4. Step 4: Simplify right side
    22,619.59x = 440,544,832.16
  5. Step 5: Solve for x
    x = 440,544,832.16/22,619.59
  6. Step 6: Final answer
    x = 19,476.25

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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.