Home / 37,690.38-52,015.06-20,923.38

Finding the Fourth Proportional to 37,690.38, 52,015.06 and 20,923.38

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Solution

The fourth proportional to 37,690.38, 52,015.06 and 20,923.38 is: 28,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,690.38 : 52,015.06 = 20,923.38 : x
  2. Step 2: Convert to fraction form
    37,690.38/52,015.06 = 20,923.38/x
  3. Step 3: Cross multiply
    37,690.38x = 52,015.06 × 20,923.38
  4. Step 4: Simplify right side
    37,690.38x = 1,088,330,866.10
  5. Step 5: Solve for x
    x = 1,088,330,866.10/37,690.38
  6. Step 6: Final answer
    x = 28,875.56

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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.