Home / 25,390.35-38,062.19-8,746.42

Finding the Fourth Proportional to 25,390.35, 38,062.19 and 8,746.42

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Solution

The fourth proportional to 25,390.35, 38,062.19 and 8,746.42 is: 13,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390.35 : 38,062.19 = 8,746.42 : x
  2. Step 2: Convert to fraction form
    25,390.35/38,062.19 = 8,746.42/x
  3. Step 3: Cross multiply
    25,390.35x = 38,062.19 × 8,746.42
  4. Step 4: Simplify right side
    25,390.35x = 332,907,985.70
  5. Step 5: Solve for x
    x = 332,907,985.70/25,390.35
  6. Step 6: Final answer
    x = 13,111.60

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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.