Home / 37,662.86-51,973.01-20,666.69

Finding the Fourth Proportional to 37,662.86, 51,973.01 and 20,666.69

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Solution

The fourth proportional to 37,662.86, 51,973.01 and 20,666.69 is: 28,519.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,662.86 : 51,973.01 = 20,666.69 : x
  2. Step 2: Convert to fraction form
    37,662.86/51,973.01 = 20,666.69/x
  3. Step 3: Cross multiply
    37,662.86x = 51,973.01 × 20,666.69
  4. Step 4: Simplify right side
    37,662.86x = 1,074,110,086.04
  5. Step 5: Solve for x
    x = 1,074,110,086.04/37,662.86
  6. Step 6: Final answer
    x = 28,519.08

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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.