Home / 35,639.36-49,187.76-22,212.80

Finding the Fourth Proportional to 35,639.36, 49,187.76 and 22,212.80

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Solution

The fourth proportional to 35,639.36, 49,187.76 and 22,212.80 is: 30,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,639.36 : 49,187.76 = 22,212.80 : x
  2. Step 2: Convert to fraction form
    35,639.36/49,187.76 = 22,212.80/x
  3. Step 3: Cross multiply
    35,639.36x = 49,187.76 × 22,212.80
  4. Step 4: Simplify right side
    35,639.36x = 1,092,597,875.33
  5. Step 5: Solve for x
    x = 1,092,597,875.33/35,639.36
  6. Step 6: Final answer
    x = 30,657.06

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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.