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Finding the Fourth Proportional to 47,367.32, 65,367.84 and 25,858.16

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Solution

The fourth proportional to 47,367.32, 65,367.84 and 25,858.16 is: 35,684.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,367.32 : 65,367.84 = 25,858.16 : x
  2. Step 2: Convert to fraction form
    47,367.32/65,367.84 = 25,858.16/x
  3. Step 3: Cross multiply
    47,367.32x = 65,367.84 × 25,858.16
  4. Step 4: Simplify right side
    47,367.32x = 1,690,292,065.57
  5. Step 5: Solve for x
    x = 1,690,292,065.57/47,367.32
  6. Step 6: Final answer
    x = 35,684.77

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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.