Home / 22,353.06-30,844.76-13,400.26

Finding the Fourth Proportional to 22,353.06, 30,844.76 and 13,400.26

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Solution

The fourth proportional to 22,353.06, 30,844.76 and 13,400.26 is: 18,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,353.06 : 30,844.76 = 13,400.26 : x
  2. Step 2: Convert to fraction form
    22,353.06/30,844.76 = 13,400.26/x
  3. Step 3: Cross multiply
    22,353.06x = 30,844.76 × 13,400.26
  4. Step 4: Simplify right side
    22,353.06x = 413,327,803.64
  5. Step 5: Solve for x
    x = 413,327,803.64/22,353.06
  6. Step 6: Final answer
    x = 18,490.88

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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.