Home / 47,156.64-65,073.75-25,931.82

Finding the Fourth Proportional to 47,156.64, 65,073.75 and 25,931.82

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Solution

The fourth proportional to 47,156.64, 65,073.75 and 25,931.82 is: 35,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,156.64 : 65,073.75 = 25,931.82 : x
  2. Step 2: Convert to fraction form
    47,156.64/65,073.75 = 25,931.82/x
  3. Step 3: Cross multiply
    47,156.64x = 65,073.75 × 25,931.82
  4. Step 4: Simplify right side
    47,156.64x = 1,687,480,771.73
  5. Step 5: Solve for x
    x = 1,687,480,771.73/47,156.64
  6. Step 6: Final answer
    x = 35,784.58

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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.