Home / 22,304.62-30,703.11-19,278.35

Finding the Fourth Proportional to 22,304.62, 30,703.11 and 19,278.35

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Solution

The fourth proportional to 22,304.62, 30,703.11 and 19,278.35 is: 26,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,304.62 : 30,703.11 = 19,278.35 : x
  2. Step 2: Convert to fraction form
    22,304.62/30,703.11 = 19,278.35/x
  3. Step 3: Cross multiply
    22,304.62x = 30,703.11 × 19,278.35
  4. Step 4: Simplify right side
    22,304.62x = 591,905,300.67
  5. Step 5: Solve for x
    x = 591,905,300.67/22,304.62
  6. Step 6: Final answer
    x = 26,537.34

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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.