Home / 47,385.21-65,390.81-26,163.93

Finding the Fourth Proportional to 47,385.21, 65,390.81 and 26,163.93

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Solution

The fourth proportional to 47,385.21, 65,390.81 and 26,163.93 is: 36,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,385.21 : 65,390.81 = 26,163.93 : x
  2. Step 2: Convert to fraction form
    47,385.21/65,390.81 = 26,163.93/x
  3. Step 3: Cross multiply
    47,385.21x = 65,390.81 × 26,163.93
  4. Step 4: Simplify right side
    47,385.21x = 1,710,880,444.66
  5. Step 5: Solve for x
    x = 1,710,880,444.66/47,385.21
  6. Step 6: Final answer
    x = 36,105.79

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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.