Home / 47,857.22-66,025.25-47,783.41

Finding the Fourth Proportional to 47,857.22, 66,025.25 and 47,783.41

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Solution

The fourth proportional to 47,857.22, 66,025.25 and 47,783.41 is: 65,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,857.22 : 66,025.25 = 47,783.41 : x
  2. Step 2: Convert to fraction form
    47,857.22/66,025.25 = 47,783.41/x
  3. Step 3: Cross multiply
    47,857.22x = 66,025.25 × 47,783.41
  4. Step 4: Simplify right side
    47,857.22x = 3,154,911,105.47
  5. Step 5: Solve for x
    x = 3,154,911,105.47/47,857.22
  6. Step 6: Final answer
    x = 65,923.41

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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.