Home / 19,627.34-27,089.91-12,073.68

Finding the Fourth Proportional to 19,627.34, 27,089.91 and 12,073.68

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Solution

The fourth proportional to 19,627.34, 27,089.91 and 12,073.68 is: 16,664.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.34 : 27,089.91 = 12,073.68 : x
  2. Step 2: Convert to fraction form
    19,627.34/27,089.91 = 12,073.68/x
  3. Step 3: Cross multiply
    19,627.34x = 27,089.91 × 12,073.68
  4. Step 4: Simplify right side
    19,627.34x = 327,074,904.57
  5. Step 5: Solve for x
    x = 327,074,904.57/19,627.34
  6. Step 6: Final answer
    x = 16,664.25

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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.