Home / 19,358.16-26,716.02-11,804.91

Finding the Fourth Proportional to 19,358.16, 26,716.02 and 11,804.91

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Solution

The fourth proportional to 19,358.16, 26,716.02 and 11,804.91 is: 16,291.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,358.16 : 26,716.02 = 11,804.91 : x
  2. Step 2: Convert to fraction form
    19,358.16/26,716.02 = 11,804.91/x
  3. Step 3: Cross multiply
    19,358.16x = 26,716.02 × 11,804.91
  4. Step 4: Simplify right side
    19,358.16x = 315,380,211.66
  5. Step 5: Solve for x
    x = 315,380,211.66/19,358.16
  6. Step 6: Final answer
    x = 16,291.85

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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.