Home / 37,224.75-51,370.16-20,457.75

Finding the Fourth Proportional to 37,224.75, 51,370.16 and 20,457.75

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Solution

The fourth proportional to 37,224.75, 51,370.16 and 20,457.75 is: 28,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,224.75 : 51,370.16 = 20,457.75 : x
  2. Step 2: Convert to fraction form
    37,224.75/51,370.16 = 20,457.75/x
  3. Step 3: Cross multiply
    37,224.75x = 51,370.16 × 20,457.75
  4. Step 4: Simplify right side
    37,224.75x = 1,050,917,788.45
  5. Step 5: Solve for x
    x = 1,050,917,788.45/37,224.75
  6. Step 6: Final answer
    x = 28,231.70

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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.