Home / 47,666.12-65,739.60-35,755.88

Finding the Fourth Proportional to 47,666.12, 65,739.60 and 35,755.88

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Solution

The fourth proportional to 47,666.12, 65,739.60 and 35,755.88 is: 49,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,666.12 : 65,739.60 = 35,755.88 : x
  2. Step 2: Convert to fraction form
    47,666.12/65,739.60 = 35,755.88/x
  3. Step 3: Cross multiply
    47,666.12x = 65,739.60 × 35,755.88
  4. Step 4: Simplify right side
    47,666.12x = 2,350,577,248.85
  5. Step 5: Solve for x
    x = 2,350,577,248.85/47,666.12
  6. Step 6: Final answer
    x = 49,313.37

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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.