Home / 19,663.09-29,482.68-8,841.89

Finding the Fourth Proportional to 19,663.09, 29,482.68 and 8,841.89

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Solution

The fourth proportional to 19,663.09, 29,482.68 and 8,841.89 is: 13,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,663.09 : 29,482.68 = 8,841.89 : x
  2. Step 2: Convert to fraction form
    19,663.09/29,482.68 = 8,841.89/x
  3. Step 3: Cross multiply
    19,663.09x = 29,482.68 × 8,841.89
  4. Step 4: Simplify right side
    19,663.09x = 260,682,720.33
  5. Step 5: Solve for x
    x = 260,682,720.33/19,663.09
  6. Step 6: Final answer
    x = 13,257.47

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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.