Home / 22,362.74-30,859.95-12,291.18

Finding the Fourth Proportional to 22,362.74, 30,859.95 and 12,291.18

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Solution

The fourth proportional to 22,362.74, 30,859.95 and 12,291.18 is: 16,961.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,362.74 : 30,859.95 = 12,291.18 : x
  2. Step 2: Convert to fraction form
    22,362.74/30,859.95 = 12,291.18/x
  3. Step 3: Cross multiply
    22,362.74x = 30,859.95 × 12,291.18
  4. Step 4: Simplify right side
    22,362.74x = 379,305,200.24
  5. Step 5: Solve for x
    x = 379,305,200.24/22,362.74
  6. Step 6: Final answer
    x = 16,961.48

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Double scale
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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.