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Finding the Fourth Proportional to 22,594.92, 33,653.52 and 21,409.08

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Solution

The fourth proportional to 22,594.92, 33,653.52 and 21,409.08 is: 31,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,594.92 : 33,653.52 = 21,409.08 : x
  2. Step 2: Convert to fraction form
    22,594.92/33,653.52 = 21,409.08/x
  3. Step 3: Cross multiply
    22,594.92x = 33,653.52 × 21,409.08
  4. Step 4: Simplify right side
    22,594.92x = 720,490,901.96
  5. Step 5: Solve for x
    x = 720,490,901.96/22,594.92
  6. Step 6: Final answer
    x = 31,887.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.