Home / 13,222.71-19,834.56-3,362.22

Finding the Fourth Proportional to 13,222.71, 19,834.56 and 3,362.22

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Solution

The fourth proportional to 13,222.71, 19,834.56 and 3,362.22 is: 5,043.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222.71 : 19,834.56 = 3,362.22 : x
  2. Step 2: Convert to fraction form
    13,222.71/19,834.56 = 3,362.22/x
  3. Step 3: Cross multiply
    13,222.71x = 19,834.56 × 3,362.22
  4. Step 4: Simplify right side
    13,222.71x = 66,688,154.32
  5. Step 5: Solve for x
    x = 66,688,154.32/13,222.71
  6. Step 6: Final answer
    x = 5,043.46

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1.5x scale

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.