Home / 57,681.92-79,579.77-33,799.88

Finding the Fourth Proportional to 57,681.92, 79,579.77 and 33,799.88

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Solution

The fourth proportional to 57,681.92, 79,579.77 and 33,799.88 is: 46,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,681.92 : 79,579.77 = 33,799.88 : x
  2. Step 2: Convert to fraction form
    57,681.92/79,579.77 = 33,799.88/x
  3. Step 3: Cross multiply
    57,681.92x = 79,579.77 × 33,799.88
  4. Step 4: Simplify right side
    57,681.92x = 2,689,786,748.63
  5. Step 5: Solve for x
    x = 2,689,786,748.63/57,681.92
  6. Step 6: Final answer
    x = 46,631.36

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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.