Home / 37,707.96-56,560.15-12,749.01

Finding the Fourth Proportional to 37,707.96, 56,560.15 and 12,749.01

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Solution

The fourth proportional to 37,707.96, 56,560.15 and 12,749.01 is: 19,122.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,707.96 : 56,560.15 = 12,749.01 : x
  2. Step 2: Convert to fraction form
    37,707.96/56,560.15 = 12,749.01/x
  3. Step 3: Cross multiply
    37,707.96x = 56,560.15 × 12,749.01
  4. Step 4: Simplify right side
    37,707.96x = 721,085,917.95
  5. Step 5: Solve for x
    x = 721,085,917.95/37,707.96
  6. Step 6: Final answer
    x = 19,122.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.