Home / 37,219.34-51,360.26-20,451.26

Finding the Fourth Proportional to 37,219.34, 51,360.26 and 20,451.26

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Solution

The fourth proportional to 37,219.34, 51,360.26 and 20,451.26 is: 28,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,219.34 : 51,360.26 = 20,451.26 : x
  2. Step 2: Convert to fraction form
    37,219.34/51,360.26 = 20,451.26/x
  3. Step 3: Cross multiply
    37,219.34x = 51,360.26 × 20,451.26
  4. Step 4: Simplify right side
    37,219.34x = 1,050,382,030.93
  5. Step 5: Solve for x
    x = 1,050,382,030.93/37,219.34
  6. Step 6: Final answer
    x = 28,221.40

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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.