Home / 47,115.81-65,024.10-25,899.21

Finding the Fourth Proportional to 47,115.81, 65,024.10 and 25,899.21

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Solution

The fourth proportional to 47,115.81, 65,024.10 and 25,899.21 is: 35,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,115.81 : 65,024.10 = 25,899.21 : x
  2. Step 2: Convert to fraction form
    47,115.81/65,024.10 = 25,899.21/x
  3. Step 3: Cross multiply
    47,115.81x = 65,024.10 × 25,899.21
  4. Step 4: Simplify right side
    47,115.81x = 1,684,072,820.96
  5. Step 5: Solve for x
    x = 1,684,072,820.96/47,115.81
  6. Step 6: Final answer
    x = 35,743.26

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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.