Home / 13,602.04-18,766.02-8,884.60

Finding the Fourth Proportional to 13,602.04, 18,766.02 and 8,884.60

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Solution

The fourth proportional to 13,602.04, 18,766.02 and 8,884.60 is: 12,257.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,602.04 : 18,766.02 = 8,884.60 : x
  2. Step 2: Convert to fraction form
    13,602.04/18,766.02 = 8,884.60/x
  3. Step 3: Cross multiply
    13,602.04x = 18,766.02 × 8,884.60
  4. Step 4: Simplify right side
    13,602.04x = 166,728,581.29
  5. Step 5: Solve for x
    x = 166,728,581.29/13,602.04
  6. Step 6: Final answer
    x = 12,257.62

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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.