Home / 18,136.68-25,030.92-10,181.46

Finding the Fourth Proportional to 18,136.68, 25,030.92 and 10,181.46

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Solution

The fourth proportional to 18,136.68, 25,030.92 and 10,181.46 is: 14,051.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,136.68 : 25,030.92 = 10,181.46 : x
  2. Step 2: Convert to fraction form
    18,136.68/25,030.92 = 10,181.46/x
  3. Step 3: Cross multiply
    18,136.68x = 25,030.92 × 10,181.46
  4. Step 4: Simplify right side
    18,136.68x = 254,851,310.74
  5. Step 5: Solve for x
    x = 254,851,310.74/18,136.68
  6. Step 6: Final answer
    x = 14,051.71

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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.