Home / 18,252.03-25,187.81-9,868.53

Finding the Fourth Proportional to 18,252.03, 25,187.81 and 9,868.53

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Solution

The fourth proportional to 18,252.03, 25,187.81 and 9,868.53 is: 13,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.03 : 25,187.81 = 9,868.53 : x
  2. Step 2: Convert to fraction form
    18,252.03/25,187.81 = 9,868.53/x
  3. Step 3: Cross multiply
    18,252.03x = 25,187.81 × 9,868.53
  4. Step 4: Simplify right side
    18,252.03x = 248,566,658.62
  5. Step 5: Solve for x
    x = 248,566,658.62/18,252.03
  6. Step 6: Final answer
    x = 13,618.58

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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.