Home / 35,947.60-49,593.06-21,775.84

Finding the Fourth Proportional to 35,947.60, 49,593.06 and 21,775.84

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Solution

The fourth proportional to 35,947.60, 49,593.06 and 21,775.84 is: 30,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,947.60 : 49,593.06 = 21,775.84 : x
  2. Step 2: Convert to fraction form
    35,947.60/49,593.06 = 21,775.84/x
  3. Step 3: Cross multiply
    35,947.60x = 49,593.06 × 21,775.84
  4. Step 4: Simplify right side
    35,947.60x = 1,079,930,415.69
  5. Step 5: Solve for x
    x = 1,079,930,415.69/35,947.60
  6. Step 6: Final answer
    x = 30,041.80

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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.