Home / 25,804.51-38,710.64-9,163.16

Finding the Fourth Proportional to 25,804.51, 38,710.64 and 9,163.16

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Solution

The fourth proportional to 25,804.51, 38,710.64 and 9,163.16 is: 13,746.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,804.51 : 38,710.64 = 9,163.16 : x
  2. Step 2: Convert to fraction form
    25,804.51/38,710.64 = 9,163.16/x
  3. Step 3: Cross multiply
    25,804.51x = 38,710.64 × 9,163.16
  4. Step 4: Simplify right side
    25,804.51x = 354,711,788.02
  5. Step 5: Solve for x
    x = 354,711,788.02/25,804.51
  6. Step 6: Final answer
    x = 13,746.12

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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.