Home / 43,417.76-65,125.91-13,835.18

Finding the Fourth Proportional to 43,417.76, 65,125.91 and 13,835.18

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Solution

The fourth proportional to 43,417.76, 65,125.91 and 13,835.18 is: 20,752.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,417.76 : 65,125.91 = 13,835.18 : x
  2. Step 2: Convert to fraction form
    43,417.76/65,125.91 = 13,835.18/x
  3. Step 3: Cross multiply
    43,417.76x = 65,125.91 × 13,835.18
  4. Step 4: Simplify right side
    43,417.76x = 901,028,884.92
  5. Step 5: Solve for x
    x = 901,028,884.92/43,417.76
  6. Step 6: Final answer
    x = 20,752.54

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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.