Home / 47,168.64-65,084.04-28,054.80

Finding the Fourth Proportional to 47,168.64, 65,084.04 and 28,054.80

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Solution

The fourth proportional to 47,168.64, 65,084.04 and 28,054.80 is: 38,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,168.64 : 65,084.04 = 28,054.80 : x
  2. Step 2: Convert to fraction form
    47,168.64/65,084.04 = 28,054.80/x
  3. Step 3: Cross multiply
    47,168.64x = 65,084.04 × 28,054.80
  4. Step 4: Simplify right side
    47,168.64x = 1,825,919,725.39
  5. Step 5: Solve for x
    x = 1,825,919,725.39/47,168.64
  6. Step 6: Final answer
    x = 38,710.46

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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.