Home / 19,636.55-27,098.78-10,684.19

Finding the Fourth Proportional to 19,636.55, 27,098.78 and 10,684.19

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Solution

The fourth proportional to 19,636.55, 27,098.78 and 10,684.19 is: 14,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.55 : 27,098.78 = 10,684.19 : x
  2. Step 2: Convert to fraction form
    19,636.55/27,098.78 = 10,684.19/x
  3. Step 3: Cross multiply
    19,636.55x = 27,098.78 × 10,684.19
  4. Step 4: Simplify right side
    19,636.55x = 289,528,514.29
  5. Step 5: Solve for x
    x = 289,528,514.29/19,636.55
  6. Step 6: Final answer
    x = 14,744.37

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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.