Home / 19,706.46-27,194.90-12,632.87

Finding the Fourth Proportional to 19,706.46, 27,194.90 and 12,632.87

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Solution

The fourth proportional to 19,706.46, 27,194.90 and 12,632.87 is: 17,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,706.46 : 27,194.90 = 12,632.87 : x
  2. Step 2: Convert to fraction form
    19,706.46/27,194.90 = 12,632.87/x
  3. Step 3: Cross multiply
    19,706.46x = 27,194.90 × 12,632.87
  4. Step 4: Simplify right side
    19,706.46x = 343,549,437.22
  5. Step 5: Solve for x
    x = 343,549,437.22/19,706.46
  6. Step 6: Final answer
    x = 17,433.34

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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.