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Finding the Fourth Proportional to 47,113.62, 65,016.80 and 25,894.26

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Solution

The fourth proportional to 47,113.62, 65,016.80 and 25,894.26 is: 35,734.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,113.62 : 65,016.80 = 25,894.26 : x
  2. Step 2: Convert to fraction form
    47,113.62/65,016.80 = 25,894.26/x
  3. Step 3: Cross multiply
    47,113.62x = 65,016.80 × 25,894.26
  4. Step 4: Simplify right side
    47,113.62x = 1,683,561,923.57
  5. Step 5: Solve for x
    x = 1,683,561,923.57/47,113.62
  6. Step 6: Final answer
    x = 35,734.08

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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.