Home / 47,851.70-66,001.03-35,108.78

Finding the Fourth Proportional to 47,851.70, 66,001.03 and 35,108.78

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Solution

The fourth proportional to 47,851.70, 66,001.03 and 35,108.78 is: 48,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,851.70 : 66,001.03 = 35,108.78 : x
  2. Step 2: Convert to fraction form
    47,851.70/66,001.03 = 35,108.78/x
  3. Step 3: Cross multiply
    47,851.70x = 66,001.03 × 35,108.78
  4. Step 4: Simplify right side
    47,851.70x = 2,317,215,224.27
  5. Step 5: Solve for x
    x = 2,317,215,224.27/47,851.70
  6. Step 6: Final answer
    x = 48,424.94

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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.