Home / 47,627.16-65,729.32-26,405.96

Finding the Fourth Proportional to 47,627.16, 65,729.32 and 26,405.96

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Solution

The fourth proportional to 47,627.16, 65,729.32 and 26,405.96 is: 36,442.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,627.16 : 65,729.32 = 26,405.96 : x
  2. Step 2: Convert to fraction form
    47,627.16/65,729.32 = 26,405.96/x
  3. Step 3: Cross multiply
    47,627.16x = 65,729.32 × 26,405.96
  4. Step 4: Simplify right side
    47,627.16x = 1,735,645,794.75
  5. Step 5: Solve for x
    x = 1,735,645,794.75/47,627.16
  6. Step 6: Final answer
    x = 36,442.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.