Home / 14,906.02-20,569.08-8,618.80

Finding the Fourth Proportional to 14,906.02, 20,569.08 and 8,618.80

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Solution

The fourth proportional to 14,906.02, 20,569.08 and 8,618.80 is: 11,893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906.02 : 20,569.08 = 8,618.80 : x
  2. Step 2: Convert to fraction form
    14,906.02/20,569.08 = 8,618.80/x
  3. Step 3: Cross multiply
    14,906.02x = 20,569.08 × 8,618.80
  4. Step 4: Simplify right side
    14,906.02x = 177,280,786.70
  5. Step 5: Solve for x
    x = 177,280,786.70/14,906.02
  6. Step 6: Final answer
    x = 11,893.23

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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.