Home / 26,166.65-36,119.25-15,556.23

Finding the Fourth Proportional to 26,166.65, 36,119.25 and 15,556.23

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Solution

The fourth proportional to 26,166.65, 36,119.25 and 15,556.23 is: 21,473.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,166.65 : 36,119.25 = 15,556.23 : x
  2. Step 2: Convert to fraction form
    26,166.65/36,119.25 = 15,556.23/x
  3. Step 3: Cross multiply
    26,166.65x = 36,119.25 × 15,556.23
  4. Step 4: Simplify right side
    26,166.65x = 561,879,360.43
  5. Step 5: Solve for x
    x = 561,879,360.43/26,166.65
  6. Step 6: Final answer
    x = 21,473.11

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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.