Home / 47,970.74-66,221.21-35,201.36

Finding the Fourth Proportional to 47,970.74, 66,221.21 and 35,201.36

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Solution

The fourth proportional to 47,970.74, 66,221.21 and 35,201.36 is: 48,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,970.74 : 66,221.21 = 35,201.36 : x
  2. Step 2: Convert to fraction form
    47,970.74/66,221.21 = 35,201.36/x
  3. Step 3: Cross multiply
    47,970.74x = 66,221.21 × 35,201.36
  4. Step 4: Simplify right side
    47,970.74x = 2,331,076,906.40
  5. Step 5: Solve for x
    x = 2,331,076,906.40/47,970.74
  6. Step 6: Final answer
    x = 48,593.72

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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.