Home / 15,300.12-22,949.34-4,206.60

Finding the Fourth Proportional to 15,300.12, 22,949.34 and 4,206.60

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Solution

The fourth proportional to 15,300.12, 22,949.34 and 4,206.60 is: 6,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,300.12 : 22,949.34 = 4,206.60 : x
  2. Step 2: Convert to fraction form
    15,300.12/22,949.34 = 4,206.60/x
  3. Step 3: Cross multiply
    15,300.12x = 22,949.34 × 4,206.60
  4. Step 4: Simplify right side
    15,300.12x = 96,538,693.64
  5. Step 5: Solve for x
    x = 96,538,693.64/15,300.12
  6. Step 6: Final answer
    x = 6,309.67

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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.