Home / 13,048.60-19,571.86-3,688.24

Finding the Fourth Proportional to 13,048.60, 19,571.86 and 3,688.24

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Solution

The fourth proportional to 13,048.60, 19,571.86 and 3,688.24 is: 5,532.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.60 : 19,571.86 = 3,688.24 : x
  2. Step 2: Convert to fraction form
    13,048.60/19,571.86 = 3,688.24/x
  3. Step 3: Cross multiply
    13,048.60x = 19,571.86 × 3,688.24
  4. Step 4: Simplify right side
    13,048.60x = 72,185,716.93
  5. Step 5: Solve for x
    x = 72,185,716.93/13,048.60
  6. Step 6: Final answer
    x = 5,532.07

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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.