Home / 22,921.08-31,555.53-19,935.33

Finding the Fourth Proportional to 22,921.08, 31,555.53 and 19,935.33

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Solution

The fourth proportional to 22,921.08, 31,555.53 and 19,935.33 is: 27,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,921.08 : 31,555.53 = 19,935.33 : x
  2. Step 2: Convert to fraction form
    22,921.08/31,555.53 = 19,935.33/x
  3. Step 3: Cross multiply
    22,921.08x = 31,555.53 × 19,935.33
  4. Step 4: Simplify right side
    22,921.08x = 629,069,903.87
  5. Step 5: Solve for x
    x = 629,069,903.87/22,921.08
  6. Step 6: Final answer
    x = 27,445.04

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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.