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Finding the Fourth Proportional to 57,666.74, 79,576.13 and 33,468.39

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Solution

The fourth proportional to 57,666.74, 79,576.13 and 33,468.39 is: 46,184.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,666.74 : 79,576.13 = 33,468.39 : x
  2. Step 2: Convert to fraction form
    57,666.74/79,576.13 = 33,468.39/x
  3. Step 3: Cross multiply
    57,666.74x = 79,576.13 × 33,468.39
  4. Step 4: Simplify right side
    57,666.74x = 2,663,284,786.19
  5. Step 5: Solve for x
    x = 2,663,284,786.19/57,666.74
  6. Step 6: Final answer
    x = 46,184.07

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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.