Home / 37,220.94-51,365.10-20,225.32

Finding the Fourth Proportional to 37,220.94, 51,365.10 and 20,225.32

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Solution

The fourth proportional to 37,220.94, 51,365.10 and 20,225.32 is: 27,911.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,220.94 : 51,365.10 = 20,225.32 : x
  2. Step 2: Convert to fraction form
    37,220.94/51,365.10 = 20,225.32/x
  3. Step 3: Cross multiply
    37,220.94x = 51,365.10 × 20,225.32
  4. Step 4: Simplify right side
    37,220.94x = 1,038,875,584.33
  5. Step 5: Solve for x
    x = 1,038,875,584.33/37,220.94
  6. Step 6: Final answer
    x = 27,911.05

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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.