Home / 13,323.68-19,980.36-4,556.24

Finding the Fourth Proportional to 13,323.68, 19,980.36 and 4,556.24

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Solution

The fourth proportional to 13,323.68, 19,980.36 and 4,556.24 is: 6,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323.68 : 19,980.36 = 4,556.24 : x
  2. Step 2: Convert to fraction form
    13,323.68/19,980.36 = 4,556.24/x
  3. Step 3: Cross multiply
    13,323.68x = 19,980.36 × 4,556.24
  4. Step 4: Simplify right side
    13,323.68x = 91,035,315.45
  5. Step 5: Solve for x
    x = 91,035,315.45/13,323.68
  6. Step 6: Final answer
    x = 6,832.60

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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.