Home / 25,606.93-38,382.63-13,109.81

Finding the Fourth Proportional to 25,606.93, 38,382.63 and 13,109.81

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Solution

The fourth proportional to 25,606.93, 38,382.63 and 13,109.81 is: 19,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606.93 : 38,382.63 = 13,109.81 : x
  2. Step 2: Convert to fraction form
    25,606.93/38,382.63 = 13,109.81/x
  3. Step 3: Cross multiply
    25,606.93x = 38,382.63 × 13,109.81
  4. Step 4: Simplify right side
    25,606.93x = 503,188,890.64
  5. Step 5: Solve for x
    x = 503,188,890.64/25,606.93
  6. Step 6: Final answer
    x = 19,650.50

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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.