Home / 37,698.45-52,030.25-21,792.12

Finding the Fourth Proportional to 37,698.45, 52,030.25 and 21,792.12

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Solution

The fourth proportional to 37,698.45, 52,030.25 and 21,792.12 is: 30,076.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,698.45 : 52,030.25 = 21,792.12 : x
  2. Step 2: Convert to fraction form
    37,698.45/52,030.25 = 21,792.12/x
  3. Step 3: Cross multiply
    37,698.45x = 52,030.25 × 21,792.12
  4. Step 4: Simplify right side
    37,698.45x = 1,133,849,245.96
  5. Step 5: Solve for x
    x = 1,133,849,245.96/37,698.45
  6. Step 6: Final answer
    x = 30,076.82

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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.