Home / 47,292.72-65,263.08-25,782.69

Finding the Fourth Proportional to 47,292.72, 65,263.08 and 25,782.69

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Solution

The fourth proportional to 47,292.72, 65,263.08 and 25,782.69 is: 35,579.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,292.72 : 65,263.08 = 25,782.69 : x
  2. Step 2: Convert to fraction form
    47,292.72/65,263.08 = 25,782.69/x
  3. Step 3: Cross multiply
    47,292.72x = 65,263.08 × 25,782.69
  4. Step 4: Simplify right side
    47,292.72x = 1,682,657,760.09
  5. Step 5: Solve for x
    x = 1,682,657,760.09/47,292.72
  6. Step 6: Final answer
    x = 35,579.64

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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.