Home / 47,331.72-65,322.36-35,374.32

Finding the Fourth Proportional to 47,331.72, 65,322.36 and 35,374.32

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Solution

The fourth proportional to 47,331.72, 65,322.36 and 35,374.32 is: 48,819.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,331.72 : 65,322.36 = 35,374.32 : x
  2. Step 2: Convert to fraction form
    47,331.72/65,322.36 = 35,374.32/x
  3. Step 3: Cross multiply
    47,331.72x = 65,322.36 × 35,374.32
  4. Step 4: Simplify right side
    47,331.72x = 2,310,734,065.80
  5. Step 5: Solve for x
    x = 2,310,734,065.80/47,331.72
  6. Step 6: Final answer
    x = 48,819.99

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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.