Home / 17,788.21-26,624.39-13,106.34

Finding the Fourth Proportional to 17,788.21, 26,624.39 and 13,106.34

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Solution

The fourth proportional to 17,788.21, 26,624.39 and 13,106.34 is: 19,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.21 : 26,624.39 = 13,106.34 : x
  2. Step 2: Convert to fraction form
    17,788.21/26,624.39 = 13,106.34/x
  3. Step 3: Cross multiply
    17,788.21x = 26,624.39 × 13,106.34
  4. Step 4: Simplify right side
    17,788.21x = 348,948,307.63
  5. Step 5: Solve for x
    x = 348,948,307.63/17,788.21
  6. Step 6: Final answer
    x = 19,616.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.