Home / 39,035.60-58,561.50-15,663.86

Finding the Fourth Proportional to 39,035.60, 58,561.50 and 15,663.86

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Solution

The fourth proportional to 39,035.60, 58,561.50 and 15,663.86 is: 23,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.60 : 58,561.50 = 15,663.86 : x
  2. Step 2: Convert to fraction form
    39,035.60/58,561.50 = 15,663.86/x
  3. Step 3: Cross multiply
    39,035.60x = 58,561.50 × 15,663.86
  4. Step 4: Simplify right side
    39,035.60x = 917,298,766.26
  5. Step 5: Solve for x
    x = 917,298,766.26/39,035.60
  6. Step 6: Final answer
    x = 23,499.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.