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Finding the Fourth Proportional to 57,559.51, 79,437.81 and 33,684.76

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Solution

The fourth proportional to 57,559.51, 79,437.81 and 33,684.76 is: 46,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,559.51 : 79,437.81 = 33,684.76 : x
  2. Step 2: Convert to fraction form
    57,559.51/79,437.81 = 33,684.76/x
  3. Step 3: Cross multiply
    57,559.51x = 79,437.81 × 33,684.76
  4. Step 4: Simplify right side
    57,559.51x = 2,675,843,564.78
  5. Step 5: Solve for x
    x = 2,675,843,564.78/57,559.51
  6. Step 6: Final answer
    x = 46,488.30

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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.