Home / 47,850.03-66,088.35-31,906.80

Finding the Fourth Proportional to 47,850.03, 66,088.35 and 31,906.80

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Solution

The fourth proportional to 47,850.03, 66,088.35 and 31,906.80 is: 44,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,850.03 : 66,088.35 = 31,906.80 : x
  2. Step 2: Convert to fraction form
    47,850.03/66,088.35 = 31,906.80/x
  3. Step 3: Cross multiply
    47,850.03x = 66,088.35 × 31,906.80
  4. Step 4: Simplify right side
    47,850.03x = 2,108,667,765.78
  5. Step 5: Solve for x
    x = 2,108,667,765.78/47,850.03
  6. Step 6: Final answer
    x = 44,068.26

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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.