Home / 47,881.72-66,076.32-26,659.72

Finding the Fourth Proportional to 47,881.72, 66,076.32 and 26,659.72

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Solution

The fourth proportional to 47,881.72, 66,076.32 and 26,659.72 is: 36,790.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881.72 : 66,076.32 = 26,659.72 : x
  2. Step 2: Convert to fraction form
    47,881.72/66,076.32 = 26,659.72/x
  3. Step 3: Cross multiply
    47,881.72x = 66,076.32 × 26,659.72
  4. Step 4: Simplify right side
    47,881.72x = 1,761,576,189.83
  5. Step 5: Solve for x
    x = 1,761,576,189.83/47,881.72
  6. Step 6: Final answer
    x = 36,790.16

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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.