Home / 37,666.06-51,979.25-20,670.43

Finding the Fourth Proportional to 37,666.06, 51,979.25 and 20,670.43

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Solution

The fourth proportional to 37,666.06, 51,979.25 and 20,670.43 is: 28,525.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,666.06 : 51,979.25 = 20,670.43 : x
  2. Step 2: Convert to fraction form
    37,666.06/51,979.25 = 20,670.43/x
  3. Step 3: Cross multiply
    37,666.06x = 51,979.25 × 20,670.43
  4. Step 4: Simplify right side
    37,666.06x = 1,074,433,448.58
  5. Step 5: Solve for x
    x = 1,074,433,448.58/37,666.06
  6. Step 6: Final answer
    x = 28,525.24

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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.