Home / 37,971.08-52,399.54-20,743.23

Finding the Fourth Proportional to 37,971.08, 52,399.54 and 20,743.23

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Solution

The fourth proportional to 37,971.08, 52,399.54 and 20,743.23 is: 28,625.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,971.08 : 52,399.54 = 20,743.23 : x
  2. Step 2: Convert to fraction form
    37,971.08/52,399.54 = 20,743.23/x
  3. Step 3: Cross multiply
    37,971.08x = 52,399.54 × 20,743.23
  4. Step 4: Simplify right side
    37,971.08x = 1,086,935,710.11
  5. Step 5: Solve for x
    x = 1,086,935,710.11/37,971.08
  6. Step 6: Final answer
    x = 28,625.36

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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.