Home / 16,299.50-22,494.74-9,129.30

Finding the Fourth Proportional to 16,299.50, 22,494.74 and 9,129.30

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Solution

The fourth proportional to 16,299.50, 22,494.74 and 9,129.30 is: 12,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,299.50 : 22,494.74 = 9,129.30 : x
  2. Step 2: Convert to fraction form
    16,299.50/22,494.74 = 9,129.30/x
  3. Step 3: Cross multiply
    16,299.50x = 22,494.74 × 9,129.30
  4. Step 4: Simplify right side
    16,299.50x = 205,361,184.24
  5. Step 5: Solve for x
    x = 205,361,184.24/16,299.50
  6. Step 6: Final answer
    x = 12,599.23

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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.