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Finding the Fourth Proportional to 47,299.65, 65,274.03 and 25,789.22

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Solution

The fourth proportional to 47,299.65, 65,274.03 and 25,789.22 is: 35,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,299.65 : 65,274.03 = 25,789.22 : x
  2. Step 2: Convert to fraction form
    47,299.65/65,274.03 = 25,789.22/x
  3. Step 3: Cross multiply
    47,299.65x = 65,274.03 × 25,789.22
  4. Step 4: Simplify right side
    47,299.65x = 1,683,366,196.43
  5. Step 5: Solve for x
    x = 1,683,366,196.43/47,299.65
  6. Step 6: Final answer
    x = 35,589.40

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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.