Home / 29,200.23-40,296.30-15,771.48

Finding the Fourth Proportional to 29,200.23, 40,296.30 and 15,771.48

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Solution

The fourth proportional to 29,200.23, 40,296.30 and 15,771.48 is: 21,764.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,200.23 : 40,296.30 = 15,771.48 : x
  2. Step 2: Convert to fraction form
    29,200.23/40,296.30 = 15,771.48/x
  3. Step 3: Cross multiply
    29,200.23x = 40,296.30 × 15,771.48
  4. Step 4: Simplify right side
    29,200.23x = 635,532,289.52
  5. Step 5: Solve for x
    x = 635,532,289.52/29,200.23
  6. Step 6: Final answer
    x = 21,764.63

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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.