Home / 15,705.39-23,556.06-13,089.24

Finding the Fourth Proportional to 15,705.39, 23,556.06 and 13,089.24

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Solution

The fourth proportional to 15,705.39, 23,556.06 and 13,089.24 is: 19,632.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,705.39 : 23,556.06 = 13,089.24 : x
  2. Step 2: Convert to fraction form
    15,705.39/23,556.06 = 13,089.24/x
  3. Step 3: Cross multiply
    15,705.39x = 23,556.06 × 13,089.24
  4. Step 4: Simplify right side
    15,705.39x = 308,330,922.79
  5. Step 5: Solve for x
    x = 308,330,922.79/15,705.39
  6. Step 6: Final answer
    x = 19,632.17

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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.