Home / 47,406.64-65,421.20-25,896.68

Finding the Fourth Proportional to 47,406.64, 65,421.20 and 25,896.68

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Solution

The fourth proportional to 47,406.64, 65,421.20 and 25,896.68 is: 35,737.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,406.64 : 65,421.20 = 25,896.68 : x
  2. Step 2: Convert to fraction form
    47,406.64/65,421.20 = 25,896.68/x
  3. Step 3: Cross multiply
    47,406.64x = 65,421.20 × 25,896.68
  4. Step 4: Simplify right side
    47,406.64x = 1,694,191,881.62
  5. Step 5: Solve for x
    x = 1,694,191,881.62/47,406.64
  6. Step 6: Final answer
    x = 35,737.44

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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.