Home / 47,720.39-65,856.19-26,499.66

Finding the Fourth Proportional to 47,720.39, 65,856.19 and 26,499.66

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Solution

The fourth proportional to 47,720.39, 65,856.19 and 26,499.66 is: 36,570.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,720.39 : 65,856.19 = 26,499.66 : x
  2. Step 2: Convert to fraction form
    47,720.39/65,856.19 = 26,499.66/x
  3. Step 3: Cross multiply
    47,720.39x = 65,856.19 × 26,499.66
  4. Step 4: Simplify right side
    47,720.39x = 1,745,166,380.37
  5. Step 5: Solve for x
    x = 1,745,166,380.37/47,720.39
  6. Step 6: Final answer
    x = 36,570.66

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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.