Home / 47,403.47-65,415.30-25,892.87

Finding the Fourth Proportional to 47,403.47, 65,415.30 and 25,892.87

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Solution

The fourth proportional to 47,403.47, 65,415.30 and 25,892.87 is: 35,731.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,403.47 : 65,415.30 = 25,892.87 : x
  2. Step 2: Convert to fraction form
    47,403.47/65,415.30 = 25,892.87/x
  3. Step 3: Cross multiply
    47,403.47x = 65,415.30 × 25,892.87
  4. Step 4: Simplify right side
    47,403.47x = 1,693,789,434.74
  5. Step 5: Solve for x
    x = 1,693,789,434.74/47,403.47
  6. Step 6: Final answer
    x = 35,731.34

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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.