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Finding the Fourth Proportional to 47,407.01, 65,420.18 and 25,896.41

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Solution

The fourth proportional to 47,407.01, 65,420.18 and 25,896.41 is: 35,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,407.01 : 65,420.18 = 25,896.41 : x
  2. Step 2: Convert to fraction form
    47,407.01/65,420.18 = 25,896.41/x
  3. Step 3: Cross multiply
    47,407.01x = 65,420.18 × 25,896.41
  4. Step 4: Simplify right side
    47,407.01x = 1,694,147,444.08
  5. Step 5: Solve for x
    x = 1,694,147,444.08/47,407.01
  6. Step 6: Final answer
    x = 35,736.23

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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.