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Finding the Fourth Proportional to 47,495.30, 65,543.03 and 25,984.85

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Solution

The fourth proportional to 47,495.30, 65,543.03 and 25,984.85 is: 35,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,495.30 : 65,543.03 = 25,984.85 : x
  2. Step 2: Convert to fraction form
    47,495.30/65,543.03 = 25,984.85/x
  3. Step 3: Cross multiply
    47,495.30x = 65,543.03 × 25,984.85
  4. Step 4: Simplify right side
    47,495.30x = 1,703,125,345.46
  5. Step 5: Solve for x
    x = 1,703,125,345.46/47,495.30
  6. Step 6: Final answer
    x = 35,858.82

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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.