Home / 45,207.32-67,820.97-15,223.03

Finding the Fourth Proportional to 45,207.32, 67,820.97 and 15,223.03

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Solution

The fourth proportional to 45,207.32, 67,820.97 and 15,223.03 is: 22,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,207.32 : 67,820.97 = 15,223.03 : x
  2. Step 2: Convert to fraction form
    45,207.32/67,820.97 = 15,223.03/x
  3. Step 3: Cross multiply
    45,207.32x = 67,820.97 × 15,223.03
  4. Step 4: Simplify right side
    45,207.32x = 1,032,440,660.94
  5. Step 5: Solve for x
    x = 1,032,440,660.94/45,207.32
  6. Step 6: Final answer
    x = 22,837.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.