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Finding the Fourth Proportional to 47,160.84, 65,080.89 and 25,939.65

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Solution

The fourth proportional to 47,160.84, 65,080.89 and 25,939.65 is: 35,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,160.84 : 65,080.89 = 25,939.65 : x
  2. Step 2: Convert to fraction form
    47,160.84/65,080.89 = 25,939.65/x
  3. Step 3: Cross multiply
    47,160.84x = 65,080.89 × 25,939.65
  4. Step 4: Simplify right side
    47,160.84x = 1,688,175,508.29
  5. Step 5: Solve for x
    x = 1,688,175,508.29/47,160.84
  6. Step 6: Final answer
    x = 35,796.13

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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.