Home / 37,435.99-51,661.27-20,440.18

Finding the Fourth Proportional to 37,435.99, 51,661.27 and 20,440.18

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Solution

The fourth proportional to 37,435.99, 51,661.27 and 20,440.18 is: 28,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,435.99 : 51,661.27 = 20,440.18 : x
  2. Step 2: Convert to fraction form
    37,435.99/51,661.27 = 20,440.18/x
  3. Step 3: Cross multiply
    37,435.99x = 51,661.27 × 20,440.18
  4. Step 4: Simplify right side
    37,435.99x = 1,055,965,602.66
  5. Step 5: Solve for x
    x = 1,055,965,602.66/37,435.99
  6. Step 6: Final answer
    x = 28,207.23

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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.