Home / 47,643.60-65,749.77-26,134.86

Finding the Fourth Proportional to 47,643.60, 65,749.77 and 26,134.86

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Solution

The fourth proportional to 47,643.60, 65,749.77 and 26,134.86 is: 36,066.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,643.60 : 65,749.77 = 26,134.86 : x
  2. Step 2: Convert to fraction form
    47,643.60/65,749.77 = 26,134.86/x
  3. Step 3: Cross multiply
    47,643.60x = 65,749.77 × 26,134.86
  4. Step 4: Simplify right side
    47,643.60x = 1,718,361,033.98
  5. Step 5: Solve for x
    x = 1,718,361,033.98/47,643.60
  6. Step 6: Final answer
    x = 36,066.99

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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.