Home / 42,650.44-63,975.58-22,938.28

Finding the Fourth Proportional to 42,650.44, 63,975.58 and 22,938.28

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Solution

The fourth proportional to 42,650.44, 63,975.58 and 22,938.28 is: 34,407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,650.44 : 63,975.58 = 22,938.28 : x
  2. Step 2: Convert to fraction form
    42,650.44/63,975.58 = 22,938.28/x
  3. Step 3: Cross multiply
    42,650.44x = 63,975.58 × 22,938.28
  4. Step 4: Simplify right side
    42,650.44x = 1,467,489,767.20
  5. Step 5: Solve for x
    x = 1,467,489,767.20/42,650.44
  6. Step 6: Final answer
    x = 34,407.38

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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.