Home / 24,751.47-34,162.61-20,765.67

Finding the Fourth Proportional to 24,751.47, 34,162.61 and 20,765.67

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Solution

The fourth proportional to 24,751.47, 34,162.61 and 20,765.67 is: 28,661.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,751.47 : 34,162.61 = 20,765.67 : x
  2. Step 2: Convert to fraction form
    24,751.47/34,162.61 = 20,765.67/x
  3. Step 3: Cross multiply
    24,751.47x = 34,162.61 × 20,765.67
  4. Step 4: Simplify right side
    24,751.47x = 709,409,370.47
  5. Step 5: Solve for x
    x = 709,409,370.47/24,751.47
  6. Step 6: Final answer
    x = 28,661.30

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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.