Home / 47,171.22-65,126.16-29,285.21

Finding the Fourth Proportional to 47,171.22, 65,126.16 and 29,285.21

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Solution

The fourth proportional to 47,171.22, 65,126.16 and 29,285.21 is: 40,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,171.22 : 65,126.16 = 29,285.21 : x
  2. Step 2: Convert to fraction form
    47,171.22/65,126.16 = 29,285.21/x
  3. Step 3: Cross multiply
    47,171.22x = 65,126.16 × 29,285.21
  4. Step 4: Simplify right side
    47,171.22x = 1,907,233,272.09
  5. Step 5: Solve for x
    x = 1,907,233,272.09/47,171.22
  6. Step 6: Final answer
    x = 40,432.14

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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.