Home / 17,207.51-25,780.41-10,540.67

Finding the Fourth Proportional to 17,207.51, 25,780.41 and 10,540.67

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Solution

The fourth proportional to 17,207.51, 25,780.41 and 10,540.67 is: 15,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207.51 : 25,780.41 = 10,540.67 : x
  2. Step 2: Convert to fraction form
    17,207.51/25,780.41 = 10,540.67/x
  3. Step 3: Cross multiply
    17,207.51x = 25,780.41 × 10,540.67
  4. Step 4: Simplify right side
    17,207.51x = 271,742,665.37
  5. Step 5: Solve for x
    x = 271,742,665.37/17,207.51
  6. Step 6: Final answer
    x = 15,792.10

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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.