Home / 26,172.48-36,106.11-15,556.08

Finding the Fourth Proportional to 26,172.48, 36,106.11 and 15,556.08

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Solution

The fourth proportional to 26,172.48, 36,106.11 and 15,556.08 is: 21,460.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,172.48 : 36,106.11 = 15,556.08 : x
  2. Step 2: Convert to fraction form
    26,172.48/36,106.11 = 15,556.08/x
  3. Step 3: Cross multiply
    26,172.48x = 36,106.11 × 15,556.08
  4. Step 4: Simplify right side
    26,172.48x = 561,669,535.65
  5. Step 5: Solve for x
    x = 561,669,535.65/26,172.48
  6. Step 6: Final answer
    x = 21,460.31

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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.