Home / 18,462.33-25,477.07-10,077.21

Finding the Fourth Proportional to 18,462.33, 25,477.07 and 10,077.21

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Solution

The fourth proportional to 18,462.33, 25,477.07 and 10,077.21 is: 13,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462.33 : 25,477.07 = 10,077.21 : x
  2. Step 2: Convert to fraction form
    18,462.33/25,477.07 = 10,077.21/x
  3. Step 3: Cross multiply
    18,462.33x = 25,477.07 × 10,077.21
  4. Step 4: Simplify right side
    18,462.33x = 256,737,734.19
  5. Step 5: Solve for x
    x = 256,737,734.19/18,462.33
  6. Step 6: Final answer
    x = 13,906.03

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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.