Home / 28,597.03-42,880.92-11,952.52

Finding the Fourth Proportional to 28,597.03, 42,880.92 and 11,952.52

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Solution

The fourth proportional to 28,597.03, 42,880.92 and 11,952.52 is: 17,922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,597.03 : 42,880.92 = 11,952.52 : x
  2. Step 2: Convert to fraction form
    28,597.03/42,880.92 = 11,952.52/x
  3. Step 3: Cross multiply
    28,597.03x = 42,880.92 × 11,952.52
  4. Step 4: Simplify right side
    28,597.03x = 512,535,053.92
  5. Step 5: Solve for x
    x = 512,535,053.92/28,597.03
  6. Step 6: Final answer
    x = 17,922.67

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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.