Home / 13,214.95-19,822.29-4,449.81

Finding the Fourth Proportional to 13,214.95, 19,822.29 and 4,449.81

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Solution

The fourth proportional to 13,214.95, 19,822.29 and 4,449.81 is: 6,674.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.95 : 19,822.29 = 4,449.81 : x
  2. Step 2: Convert to fraction form
    13,214.95/19,822.29 = 4,449.81/x
  3. Step 3: Cross multiply
    13,214.95x = 19,822.29 × 4,449.81
  4. Step 4: Simplify right side
    13,214.95x = 88,205,424.26
  5. Step 5: Solve for x
    x = 88,205,424.26/13,214.95
  6. Step 6: Final answer
    x = 6,674.67

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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.