Home / 20,523.66-28,322.65-11,092.22

Finding the Fourth Proportional to 20,523.66, 28,322.65 and 11,092.22

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Solution

The fourth proportional to 20,523.66, 28,322.65 and 11,092.22 is: 15,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,523.66 : 28,322.65 = 11,092.22 : x
  2. Step 2: Convert to fraction form
    20,523.66/28,322.65 = 11,092.22/x
  3. Step 3: Cross multiply
    20,523.66x = 28,322.65 × 11,092.22
  4. Step 4: Simplify right side
    20,523.66x = 314,161,043.24
  5. Step 5: Solve for x
    x = 314,161,043.24/20,523.66
  6. Step 6: Final answer
    x = 15,307.26

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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.