Home / 19,482.90-26,886.69-11,099.22

Finding the Fourth Proportional to 19,482.90, 26,886.69 and 11,099.22

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Solution

The fourth proportional to 19,482.90, 26,886.69 and 11,099.22 is: 15,317.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.90 : 26,886.69 = 11,099.22 : x
  2. Step 2: Convert to fraction form
    19,482.90/26,886.69 = 11,099.22/x
  3. Step 3: Cross multiply
    19,482.90x = 26,886.69 × 11,099.22
  4. Step 4: Simplify right side
    19,482.90x = 298,421,287.38
  5. Step 5: Solve for x
    x = 298,421,287.38/19,482.90
  6. Step 6: Final answer
    x = 15,317.09

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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.