Home / 18,178.02-25,095.42-12,241.13

Finding the Fourth Proportional to 18,178.02, 25,095.42 and 12,241.13

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Solution

The fourth proportional to 18,178.02, 25,095.42 and 12,241.13 is: 16,899.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.02 : 25,095.42 = 12,241.13 : x
  2. Step 2: Convert to fraction form
    18,178.02/25,095.42 = 12,241.13/x
  3. Step 3: Cross multiply
    18,178.02x = 25,095.42 × 12,241.13
  4. Step 4: Simplify right side
    18,178.02x = 307,196,173.15
  5. Step 5: Solve for x
    x = 307,196,173.15/18,178.02
  6. Step 6: Final answer
    x = 16,899.32

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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.