Home / 17,120.48-23,621.94-10,045.53

Finding the Fourth Proportional to 17,120.48, 23,621.94 and 10,045.53

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Solution

The fourth proportional to 17,120.48, 23,621.94 and 10,045.53 is: 13,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,120.48 : 23,621.94 = 10,045.53 : x
  2. Step 2: Convert to fraction form
    17,120.48/23,621.94 = 10,045.53/x
  3. Step 3: Cross multiply
    17,120.48x = 23,621.94 × 10,045.53
  4. Step 4: Simplify right side
    17,120.48x = 237,294,906.93
  5. Step 5: Solve for x
    x = 237,294,906.93/17,120.48
  6. Step 6: Final answer
    x = 13,860.30

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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.