Home / 25,820.64-38,734.04-9,182.36

Finding the Fourth Proportional to 25,820.64, 38,734.04 and 9,182.36

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Solution

The fourth proportional to 25,820.64, 38,734.04 and 9,182.36 is: 13,774.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,820.64 : 38,734.04 = 9,182.36 : x
  2. Step 2: Convert to fraction form
    25,820.64/38,734.04 = 9,182.36/x
  3. Step 3: Cross multiply
    25,820.64x = 38,734.04 × 9,182.36
  4. Step 4: Simplify right side
    25,820.64x = 355,670,019.33
  5. Step 5: Solve for x
    x = 355,670,019.33/25,820.64
  6. Step 6: Final answer
    x = 13,774.64

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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.