Home / 35,098.92-48,421.09-20,943.56

Finding the Fourth Proportional to 35,098.92, 48,421.09 and 20,943.56

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Solution

The fourth proportional to 35,098.92, 48,421.09 and 20,943.56 is: 28,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,098.92 : 48,421.09 = 20,943.56 : x
  2. Step 2: Convert to fraction form
    35,098.92/48,421.09 = 20,943.56/x
  3. Step 3: Cross multiply
    35,098.92x = 48,421.09 × 20,943.56
  4. Step 4: Simplify right side
    35,098.92x = 1,014,110,150.91
  5. Step 5: Solve for x
    x = 1,014,110,150.91/35,098.92
  6. Step 6: Final answer
    x = 28,892.92

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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.