Home / 37,399.68-56,093.04-12,440.16

Finding the Fourth Proportional to 37,399.68, 56,093.04 and 12,440.16

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Solution

The fourth proportional to 37,399.68, 56,093.04 and 12,440.16 is: 18,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,399.68 : 56,093.04 = 12,440.16 : x
  2. Step 2: Convert to fraction form
    37,399.68/56,093.04 = 12,440.16/x
  3. Step 3: Cross multiply
    37,399.68x = 56,093.04 × 12,440.16
  4. Step 4: Simplify right side
    37,399.68x = 697,806,392.49
  5. Step 5: Solve for x
    x = 697,806,392.49/37,399.68
  6. Step 6: Final answer
    x = 18,658.08

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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.