Home / 35,746.62-49,334.60-20,642.96

Finding the Fourth Proportional to 35,746.62, 49,334.60 and 20,642.96

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Solution

The fourth proportional to 35,746.62, 49,334.60 and 20,642.96 is: 28,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.62 : 49,334.60 = 20,642.96 : x
  2. Step 2: Convert to fraction form
    35,746.62/49,334.60 = 20,642.96/x
  3. Step 3: Cross multiply
    35,746.62x = 49,334.60 × 20,642.96
  4. Step 4: Simplify right side
    35,746.62x = 1,018,412,174.42
  5. Step 5: Solve for x
    x = 1,018,412,174.42/35,746.62
  6. Step 6: Final answer
    x = 28,489.75

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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.