Home / 22,528.22-31,092.80-13,102.25

Finding the Fourth Proportional to 22,528.22, 31,092.80 and 13,102.25

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Solution

The fourth proportional to 22,528.22, 31,092.80 and 13,102.25 is: 18,083.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,528.22 : 31,092.80 = 13,102.25 : x
  2. Step 2: Convert to fraction form
    22,528.22/31,092.80 = 13,102.25/x
  3. Step 3: Cross multiply
    22,528.22x = 31,092.80 × 13,102.25
  4. Step 4: Simplify right side
    22,528.22x = 407,385,417.82
  5. Step 5: Solve for x
    x = 407,385,417.82/22,528.22
  6. Step 6: Final answer
    x = 18,083.34

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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.