Home / 22,904.15-34,512.26-18,835.30

Finding the Fourth Proportional to 22,904.15, 34,512.26 and 18,835.30

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Solution

The fourth proportional to 22,904.15, 34,512.26 and 18,835.30 is: 28,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.15 : 34,512.26 = 18,835.30 : x
  2. Step 2: Convert to fraction form
    22,904.15/34,512.26 = 18,835.30/x
  3. Step 3: Cross multiply
    22,904.15x = 34,512.26 × 18,835.30
  4. Step 4: Simplify right side
    22,904.15x = 650,048,825.69
  5. Step 5: Solve for x
    x = 650,048,825.69/22,904.15
  6. Step 6: Final answer
    x = 28,381.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.