Home / 25,804.61-38,710.76-9,163.26

Finding the Fourth Proportional to 25,804.61, 38,710.76 and 9,163.26

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Solution

The fourth proportional to 25,804.61, 38,710.76 and 9,163.26 is: 13,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,804.61 : 38,710.76 = 9,163.26 : x
  2. Step 2: Convert to fraction form
    25,804.61/38,710.76 = 9,163.26/x
  3. Step 3: Cross multiply
    25,804.61x = 38,710.76 × 9,163.26
  4. Step 4: Simplify right side
    25,804.61x = 354,716,712.86
  5. Step 5: Solve for x
    x = 354,716,712.86/25,804.61
  6. Step 6: Final answer
    x = 13,746.26

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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.