Home / 39,035.85-58,561.86-15,664.11

Finding the Fourth Proportional to 39,035.85, 58,561.86 and 15,664.11

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Solution

The fourth proportional to 39,035.85, 58,561.86 and 15,664.11 is: 23,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.85 : 58,561.86 = 15,664.11 : x
  2. Step 2: Convert to fraction form
    39,035.85/58,561.86 = 15,664.11/x
  3. Step 3: Cross multiply
    39,035.85x = 58,561.86 × 15,664.11
  4. Step 4: Simplify right side
    39,035.85x = 917,319,416.84
  5. Step 5: Solve for x
    x = 917,319,416.84/39,035.85
  6. Step 6: Final answer
    x = 23,499.41

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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.