Home / 57,648.48-79,542.75-34,999.38

Finding the Fourth Proportional to 57,648.48, 79,542.75 and 34,999.38

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Solution

The fourth proportional to 57,648.48, 79,542.75 and 34,999.38 is: 48,291.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,648.48 : 79,542.75 = 34,999.38 : x
  2. Step 2: Convert to fraction form
    57,648.48/79,542.75 = 34,999.38/x
  3. Step 3: Cross multiply
    57,648.48x = 79,542.75 × 34,999.38
  4. Step 4: Simplify right side
    57,648.48x = 2,783,946,933.50
  5. Step 5: Solve for x
    x = 2,783,946,933.50/57,648.48
  6. Step 6: Final answer
    x = 48,291.77

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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.