Home / 47,689.21-65,812.13-26,467.75

Finding the Fourth Proportional to 47,689.21, 65,812.13 and 26,467.75

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Solution

The fourth proportional to 47,689.21, 65,812.13 and 26,467.75 is: 36,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,689.21 : 65,812.13 = 26,467.75 : x
  2. Step 2: Convert to fraction form
    47,689.21/65,812.13 = 26,467.75/x
  3. Step 3: Cross multiply
    47,689.21x = 65,812.13 × 26,467.75
  4. Step 4: Simplify right side
    47,689.21x = 1,741,899,003.81
  5. Step 5: Solve for x
    x = 1,741,899,003.81/47,689.21
  6. Step 6: Final answer
    x = 36,526.06

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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.