Home / 47,292.42-65,261.86-25,781.72

Finding the Fourth Proportional to 47,292.42, 65,261.86 and 25,781.72

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Solution

The fourth proportional to 47,292.42, 65,261.86 and 25,781.72 is: 35,577.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,292.42 : 65,261.86 = 25,781.72 : x
  2. Step 2: Convert to fraction form
    47,292.42/65,261.86 = 25,781.72/x
  3. Step 3: Cross multiply
    47,292.42x = 65,261.86 × 25,781.72
  4. Step 4: Simplify right side
    47,292.42x = 1,682,563,001.20
  5. Step 5: Solve for x
    x = 1,682,563,001.20/47,292.42
  6. Step 6: Final answer
    x = 35,577.86

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1.5x scale

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.