Home / 16,539.12-22,824.05-8,985.49

Finding the Fourth Proportional to 16,539.12, 22,824.05 and 8,985.49

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Solution

The fourth proportional to 16,539.12, 22,824.05 and 8,985.49 is: 12,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,539.12 : 22,824.05 = 8,985.49 : x
  2. Step 2: Convert to fraction form
    16,539.12/22,824.05 = 8,985.49/x
  3. Step 3: Cross multiply
    16,539.12x = 22,824.05 × 8,985.49
  4. Step 4: Simplify right side
    16,539.12x = 205,085,171.05
  5. Step 5: Solve for x
    x = 205,085,171.05/16,539.12
  6. Step 6: Final answer
    x = 12,400.01

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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.