Home / 37,074.68-51,163.80-20,307.68

Finding the Fourth Proportional to 37,074.68, 51,163.80 and 20,307.68

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Solution

The fourth proportional to 37,074.68, 51,163.80 and 20,307.68 is: 28,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,074.68 : 51,163.80 = 20,307.68 : x
  2. Step 2: Convert to fraction form
    37,074.68/51,163.80 = 20,307.68/x
  3. Step 3: Cross multiply
    37,074.68x = 51,163.80 × 20,307.68
  4. Step 4: Simplify right side
    37,074.68x = 1,039,018,077.98
  5. Step 5: Solve for x
    x = 1,039,018,077.98/37,074.68
  6. Step 6: Final answer
    x = 28,025.00

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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.