Home / 37,685.23-56,527.26-12,742.80

Finding the Fourth Proportional to 37,685.23, 56,527.26 and 12,742.80

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Solution

The fourth proportional to 37,685.23, 56,527.26 and 12,742.80 is: 19,114.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,685.23 : 56,527.26 = 12,742.80 : x
  2. Step 2: Convert to fraction form
    37,685.23/56,527.26 = 12,742.80/x
  3. Step 3: Cross multiply
    37,685.23x = 56,527.26 × 12,742.80
  4. Step 4: Simplify right side
    37,685.23x = 720,315,568.73
  5. Step 5: Solve for x
    x = 720,315,568.73/37,685.23
  6. Step 6: Final answer
    x = 19,114.00

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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.