Home / 35,229.39-48,631.77-21,079.50

Finding the Fourth Proportional to 35,229.39, 48,631.77 and 21,079.50

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Solution

The fourth proportional to 35,229.39, 48,631.77 and 21,079.50 is: 29,098.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,229.39 : 48,631.77 = 21,079.50 : x
  2. Step 2: Convert to fraction form
    35,229.39/48,631.77 = 21,079.50/x
  3. Step 3: Cross multiply
    35,229.39x = 48,631.77 × 21,079.50
  4. Step 4: Simplify right side
    35,229.39x = 1,025,133,395.72
  5. Step 5: Solve for x
    x = 1,025,133,395.72/35,229.39
  6. Step 6: Final answer
    x = 29,098.81

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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.