Home / 37,666.13-51,979.46-20,672.01

Finding the Fourth Proportional to 37,666.13, 51,979.46 and 20,672.01

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Solution

The fourth proportional to 37,666.13, 51,979.46 and 20,672.01 is: 28,527.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,666.13 : 51,979.46 = 20,672.01 : x
  2. Step 2: Convert to fraction form
    37,666.13/51,979.46 = 20,672.01/x
  3. Step 3: Cross multiply
    37,666.13x = 51,979.46 × 20,672.01
  4. Step 4: Simplify right side
    37,666.13x = 1,074,519,813.55
  5. Step 5: Solve for x
    x = 1,074,519,813.55/37,666.13
  6. Step 6: Final answer
    x = 28,527.48

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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.