Home / 37,970.67-52,399.32-20,976.08

Finding the Fourth Proportional to 37,970.67, 52,399.32 and 20,976.08

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Solution

The fourth proportional to 37,970.67, 52,399.32 and 20,976.08 is: 28,946.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,970.67 : 52,399.32 = 20,976.08 : x
  2. Step 2: Convert to fraction form
    37,970.67/52,399.32 = 20,976.08/x
  3. Step 3: Cross multiply
    37,970.67x = 52,399.32 × 20,976.08
  4. Step 4: Simplify right side
    37,970.67x = 1,099,132,400.35
  5. Step 5: Solve for x
    x = 1,099,132,400.35/37,970.67
  6. Step 6: Final answer
    x = 28,946.88

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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.