Home / 22,346.89-30,844.90-12,792.13

Finding the Fourth Proportional to 22,346.89, 30,844.90 and 12,792.13

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Solution

The fourth proportional to 22,346.89, 30,844.90 and 12,792.13 is: 17,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.89 : 30,844.90 = 12,792.13 : x
  2. Step 2: Convert to fraction form
    22,346.89/30,844.90 = 12,792.13/x
  3. Step 3: Cross multiply
    22,346.89x = 30,844.90 × 12,792.13
  4. Step 4: Simplify right side
    22,346.89x = 394,571,909.51
  5. Step 5: Solve for x
    x = 394,571,909.51/22,346.89
  6. Step 6: Final answer
    x = 17,656.68

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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.