Home / 15,646.94-21,593.28-8,573.82

Finding the Fourth Proportional to 15,646.94, 21,593.28 and 8,573.82

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Solution

The fourth proportional to 15,646.94, 21,593.28 and 8,573.82 is: 11,832.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646.94 : 21,593.28 = 8,573.82 : x
  2. Step 2: Convert to fraction form
    15,646.94/21,593.28 = 8,573.82/x
  3. Step 3: Cross multiply
    15,646.94x = 21,593.28 × 8,573.82
  4. Step 4: Simplify right side
    15,646.94x = 185,136,787.96
  5. Step 5: Solve for x
    x = 185,136,787.96/15,646.94
  6. Step 6: Final answer
    x = 11,832.14

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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.