Home / 21,767.52-32,694.48-18,646.32

Finding the Fourth Proportional to 21,767.52, 32,694.48 and 18,646.32

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Solution

The fourth proportional to 21,767.52, 32,694.48 and 18,646.32 is: 28,006.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767.52 : 32,694.48 = 18,646.32 : x
  2. Step 2: Convert to fraction form
    21,767.52/32,694.48 = 18,646.32/x
  3. Step 3: Cross multiply
    21,767.52x = 32,694.48 × 18,646.32
  4. Step 4: Simplify right side
    21,767.52x = 609,631,736.31
  5. Step 5: Solve for x
    x = 609,631,736.31/21,767.52
  6. Step 6: Final answer
    x = 28,006.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.