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Finding the Fourth Proportional to 47,115.96, 65,019.27 and 25,894.77

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Solution

The fourth proportional to 47,115.96, 65,019.27 and 25,894.77 is: 35,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,115.96 : 65,019.27 = 25,894.77 : x
  2. Step 2: Convert to fraction form
    47,115.96/65,019.27 = 25,894.77/x
  3. Step 3: Cross multiply
    47,115.96x = 65,019.27 × 25,894.77
  4. Step 4: Simplify right side
    47,115.96x = 1,683,658,677.01
  5. Step 5: Solve for x
    x = 1,683,658,677.01/47,115.96
  6. Step 6: Final answer
    x = 35,734.36

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Half scale
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Double scale
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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.