Home / 16,539.24-22,824.40-8,985.72

Finding the Fourth Proportional to 16,539.24, 22,824.40 and 8,985.72

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Solution

The fourth proportional to 16,539.24, 22,824.40 and 8,985.72 is: 12,400.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,539.24 : 22,824.40 = 8,985.72 : x
  2. Step 2: Convert to fraction form
    16,539.24/22,824.40 = 8,985.72/x
  3. Step 3: Cross multiply
    16,539.24x = 22,824.40 × 8,985.72
  4. Step 4: Simplify right side
    16,539.24x = 205,093,667.57
  5. Step 5: Solve for x
    x = 205,093,667.57/16,539.24
  6. Step 6: Final answer
    x = 12,400.43

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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.