Home / 57,619.80-79,487.76-33,731.76

Finding the Fourth Proportional to 57,619.80, 79,487.76 and 33,731.76

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Solution

The fourth proportional to 57,619.80, 79,487.76 and 33,731.76 is: 46,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,619.80 : 79,487.76 = 33,731.76 : x
  2. Step 2: Convert to fraction form
    57,619.80/79,487.76 = 33,731.76/x
  3. Step 3: Cross multiply
    57,619.80x = 79,487.76 × 33,731.76
  4. Step 4: Simplify right side
    57,619.80x = 2,681,262,043.26
  5. Step 5: Solve for x
    x = 2,681,262,043.26/57,619.80
  6. Step 6: Final answer
    x = 46,533.69

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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.