Home / 19,629.15-27,088.36-10,676.72

Finding the Fourth Proportional to 19,629.15, 27,088.36 and 10,676.72

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Solution

The fourth proportional to 19,629.15, 27,088.36 and 10,676.72 is: 14,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,629.15 : 27,088.36 = 10,676.72 : x
  2. Step 2: Convert to fraction form
    19,629.15/27,088.36 = 10,676.72/x
  3. Step 3: Cross multiply
    19,629.15x = 27,088.36 × 10,676.72
  4. Step 4: Simplify right side
    19,629.15x = 289,214,834.98
  5. Step 5: Solve for x
    x = 289,214,834.98/19,629.15
  6. Step 6: Final answer
    x = 14,733.95

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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.