Home / 19,496.03-26,897.30-12,785.38

Finding the Fourth Proportional to 19,496.03, 26,897.30 and 12,785.38

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Solution

The fourth proportional to 19,496.03, 26,897.30 and 12,785.38 is: 17,639.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,496.03 : 26,897.30 = 12,785.38 : x
  2. Step 2: Convert to fraction form
    19,496.03/26,897.30 = 12,785.38/x
  3. Step 3: Cross multiply
    19,496.03x = 26,897.30 × 12,785.38
  4. Step 4: Simplify right side
    19,496.03x = 343,892,118.25
  5. Step 5: Solve for x
    x = 343,892,118.25/19,496.03
  6. Step 6: Final answer
    x = 17,639.09

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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.