Home / 47,142.02-65,057.11-25,921.28

Finding the Fourth Proportional to 47,142.02, 65,057.11 and 25,921.28

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Solution

The fourth proportional to 47,142.02, 65,057.11 and 25,921.28 is: 35,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,142.02 : 65,057.11 = 25,921.28 : x
  2. Step 2: Convert to fraction form
    47,142.02/65,057.11 = 25,921.28/x
  3. Step 3: Cross multiply
    47,142.02x = 65,057.11 × 25,921.28
  4. Step 4: Simplify right side
    47,142.02x = 1,686,363,662.14
  5. Step 5: Solve for x
    x = 1,686,363,662.14/47,142.02
  6. Step 6: Final answer
    x = 35,771.98

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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.