Home / 47,562.56-65,640.48-40,512.32

Finding the Fourth Proportional to 47,562.56, 65,640.48 and 40,512.32

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Solution

The fourth proportional to 47,562.56, 65,640.48 and 40,512.32 is: 55,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,562.56 : 65,640.48 = 40,512.32 : x
  2. Step 2: Convert to fraction form
    47,562.56/65,640.48 = 40,512.32/x
  3. Step 3: Cross multiply
    47,562.56x = 65,640.48 × 40,512.32
  4. Step 4: Simplify right side
    47,562.56x = 2,659,248,130.71
  5. Step 5: Solve for x
    x = 2,659,248,130.71/47,562.56
  6. Step 6: Final answer
    x = 55,910.53

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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.