Home / 37,064.08-51,147.48-20,711.42

Finding the Fourth Proportional to 37,064.08, 51,147.48 and 20,711.42

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Solution

The fourth proportional to 37,064.08, 51,147.48 and 20,711.42 is: 28,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,064.08 : 51,147.48 = 20,711.42 : x
  2. Step 2: Convert to fraction form
    37,064.08/51,147.48 = 20,711.42/x
  3. Step 3: Cross multiply
    37,064.08x = 51,147.48 × 20,711.42
  4. Step 4: Simplify right side
    37,064.08x = 1,059,336,940.22
  5. Step 5: Solve for x
    x = 1,059,336,940.22/37,064.08
  6. Step 6: Final answer
    x = 28,581.23

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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.