Home / 19,453.04-26,788.70-16,899.64

Finding the Fourth Proportional to 19,453.04, 26,788.70 and 16,899.64

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Solution

The fourth proportional to 19,453.04, 26,788.70 and 16,899.64 is: 23,272.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.04 : 26,788.70 = 16,899.64 : x
  2. Step 2: Convert to fraction form
    19,453.04/26,788.70 = 16,899.64/x
  3. Step 3: Cross multiply
    19,453.04x = 26,788.70 × 16,899.64
  4. Step 4: Simplify right side
    19,453.04x = 452,719,386.07
  5. Step 5: Solve for x
    x = 452,719,386.07/19,453.04
  6. Step 6: Final answer
    x = 23,272.42

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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.