Home / 18,136.07-25,030.44-11,066.60

Finding the Fourth Proportional to 18,136.07, 25,030.44 and 11,066.60

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Solution

The fourth proportional to 18,136.07, 25,030.44 and 11,066.60 is: 15,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,136.07 : 25,030.44 = 11,066.60 : x
  2. Step 2: Convert to fraction form
    18,136.07/25,030.44 = 11,066.60/x
  3. Step 3: Cross multiply
    18,136.07x = 25,030.44 × 11,066.60
  4. Step 4: Simplify right side
    18,136.07x = 277,001,742.15
  5. Step 5: Solve for x
    x = 277,001,742.15/18,136.07
  6. Step 6: Final answer
    x = 15,273.53

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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.