Home / 53,173.06-79,759.90-13,727.48

Finding the Fourth Proportional to 53,173.06, 79,759.90 and 13,727.48

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Solution

The fourth proportional to 53,173.06, 79,759.90 and 13,727.48 is: 20,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,173.06 : 79,759.90 = 13,727.48 : x
  2. Step 2: Convert to fraction form
    53,173.06/79,759.90 = 13,727.48/x
  3. Step 3: Cross multiply
    53,173.06x = 79,759.90 × 13,727.48
  4. Step 4: Simplify right side
    53,173.06x = 1,094,902,432.05
  5. Step 5: Solve for x
    x = 1,094,902,432.05/53,173.06
  6. Step 6: Final answer
    x = 20,591.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.