Home / 22,319.22-30,799.26-13,364.67

Finding the Fourth Proportional to 22,319.22, 30,799.26 and 13,364.67

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Solution

The fourth proportional to 22,319.22, 30,799.26 and 13,364.67 is: 18,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319.22 : 30,799.26 = 13,364.67 : x
  2. Step 2: Convert to fraction form
    22,319.22/30,799.26 = 13,364.67/x
  3. Step 3: Cross multiply
    22,319.22x = 30,799.26 × 13,364.67
  4. Step 4: Simplify right side
    22,319.22x = 411,621,946.14
  5. Step 5: Solve for x
    x = 411,621,946.14/22,319.22
  6. Step 6: Final answer
    x = 18,442.49

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1.5x scale

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.