Home / 19,482.66-26,886.24-11,099.70

Finding the Fourth Proportional to 19,482.66, 26,886.24 and 11,099.70

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Solution

The fourth proportional to 19,482.66, 26,886.24 and 11,099.70 is: 15,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.66 : 26,886.24 = 11,099.70 : x
  2. Step 2: Convert to fraction form
    19,482.66/26,886.24 = 11,099.70/x
  3. Step 3: Cross multiply
    19,482.66x = 26,886.24 × 11,099.70
  4. Step 4: Simplify right side
    19,482.66x = 298,429,198.13
  5. Step 5: Solve for x
    x = 298,429,198.13/19,482.66
  6. Step 6: Final answer
    x = 15,317.68

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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.