Home / 17,203.89-25,740.64-10,187.67

Finding the Fourth Proportional to 17,203.89, 25,740.64 and 10,187.67

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Solution

The fourth proportional to 17,203.89, 25,740.64 and 10,187.67 is: 15,242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.89 : 25,740.64 = 10,187.67 : x
  2. Step 2: Convert to fraction form
    17,203.89/25,740.64 = 10,187.67/x
  3. Step 3: Cross multiply
    17,203.89x = 25,740.64 × 10,187.67
  4. Step 4: Simplify right side
    17,203.89x = 262,237,197.87
  5. Step 5: Solve for x
    x = 262,237,197.87/17,203.89
  6. Step 6: Final answer
    x = 15,242.90

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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.