Home / 26,888.04-37,104.30-15,556.95

Finding the Fourth Proportional to 26,888.04, 37,104.30 and 15,556.95

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Solution

The fourth proportional to 26,888.04, 37,104.30 and 15,556.95 is: 21,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,888.04 : 37,104.30 = 15,556.95 : x
  2. Step 2: Convert to fraction form
    26,888.04/37,104.30 = 15,556.95/x
  3. Step 3: Cross multiply
    26,888.04x = 37,104.30 × 15,556.95
  4. Step 4: Simplify right side
    26,888.04x = 577,229,739.89
  5. Step 5: Solve for x
    x = 577,229,739.89/26,888.04
  6. Step 6: Final answer
    x = 21,467.90

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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.