Home / 37,308-51,485.28-20,542.08

Finding the Fourth Proportional to 37,308, 51,485.28 and 20,542.08

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Solution

The fourth proportional to 37,308, 51,485.28 and 20,542.08 is: 28,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,308 : 51,485.28 = 20,542.08 : x
  2. Step 2: Convert to fraction form
    37,308/51,485.28 = 20,542.08/x
  3. Step 3: Cross multiply
    37,308x = 51,485.28 × 20,542.08
  4. Step 4: Simplify right side
    37,308x = 1,057,614,740.58
  5. Step 5: Solve for x
    x = 1,057,614,740.58/37,308
  6. Step 6: Final answer
    x = 28,348.20

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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.