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Finding the Fourth Proportional to 57,582.90, 79,467.48 and 33,711.39

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Solution

The fourth proportional to 57,582.90, 79,467.48 and 33,711.39 is: 46,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,582.90 : 79,467.48 = 33,711.39 : x
  2. Step 2: Convert to fraction form
    57,582.90/79,467.48 = 33,711.39/x
  3. Step 3: Cross multiply
    57,582.90x = 79,467.48 × 33,711.39
  4. Step 4: Simplify right side
    57,582.90x = 2,678,959,210.60
  5. Step 5: Solve for x
    x = 2,678,959,210.60/57,582.90
  6. Step 6: Final answer
    x = 46,523.52

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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.