Home / 13,263.46-19,892.74-5,365.54

Finding the Fourth Proportional to 13,263.46, 19,892.74 and 5,365.54

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Solution

The fourth proportional to 13,263.46, 19,892.74 and 5,365.54 is: 8,047.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.46 : 19,892.74 = 5,365.54 : x
  2. Step 2: Convert to fraction form
    13,263.46/19,892.74 = 5,365.54/x
  3. Step 3: Cross multiply
    13,263.46x = 19,892.74 × 5,365.54
  4. Step 4: Simplify right side
    13,263.46x = 106,735,292.18
  5. Step 5: Solve for x
    x = 106,735,292.18/13,263.46
  6. Step 6: Final answer
    x = 8,047.32

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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.