Home / 47,431.02-65,455.01-25,921.20

Finding the Fourth Proportional to 47,431.02, 65,455.01 and 25,921.20

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Solution

The fourth proportional to 47,431.02, 65,455.01 and 25,921.20 is: 35,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,431.02 : 65,455.01 = 25,921.20 : x
  2. Step 2: Convert to fraction form
    47,431.02/65,455.01 = 25,921.20/x
  3. Step 3: Cross multiply
    47,431.02x = 65,455.01 × 25,921.20
  4. Step 4: Simplify right side
    47,431.02x = 1,696,672,405.21
  5. Step 5: Solve for x
    x = 1,696,672,405.21/47,431.02
  6. Step 6: Final answer
    x = 35,771.37

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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.