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Finding the Fourth Proportional to 57,826.56, 79,791.84 and 32,666.88

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Solution

The fourth proportional to 57,826.56, 79,791.84 and 32,666.88 is: 45,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,826.56 : 79,791.84 = 32,666.88 : x
  2. Step 2: Convert to fraction form
    57,826.56/79,791.84 = 32,666.88/x
  3. Step 3: Cross multiply
    57,826.56x = 79,791.84 × 32,666.88
  4. Step 4: Simplify right side
    57,826.56x = 2,606,550,462.26
  5. Step 5: Solve for x
    x = 2,606,550,462.26/57,826.56
  6. Step 6: Final answer
    x = 45,075.32

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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.