Home / 22,265.12-30,746.67-14,321.13

Finding the Fourth Proportional to 22,265.12, 30,746.67 and 14,321.13

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Solution

The fourth proportional to 22,265.12, 30,746.67 and 14,321.13 is: 19,776.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.12 : 30,746.67 = 14,321.13 : x
  2. Step 2: Convert to fraction form
    22,265.12/30,746.67 = 14,321.13/x
  3. Step 3: Cross multiply
    22,265.12x = 30,746.67 × 14,321.13
  4. Step 4: Simplify right side
    22,265.12x = 440,327,058.14
  5. Step 5: Solve for x
    x = 440,327,058.14/22,265.12
  6. Step 6: Final answer
    x = 19,776.55

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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.