Home / 36,399.24-54,599.12-12,706.70

Finding the Fourth Proportional to 36,399.24, 54,599.12 and 12,706.70

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Solution

The fourth proportional to 36,399.24, 54,599.12 and 12,706.70 is: 19,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.24 : 54,599.12 = 12,706.70 : x
  2. Step 2: Convert to fraction form
    36,399.24/54,599.12 = 12,706.70/x
  3. Step 3: Cross multiply
    36,399.24x = 54,599.12 × 12,706.70
  4. Step 4: Simplify right side
    36,399.24x = 693,774,638.10
  5. Step 5: Solve for x
    x = 693,774,638.10/36,399.24
  6. Step 6: Final answer
    x = 19,060.14

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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.