Home / 13,448.09-20,172.23-4,682.98

Finding the Fourth Proportional to 13,448.09, 20,172.23 and 4,682.98

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Solution

The fourth proportional to 13,448.09, 20,172.23 and 4,682.98 is: 7,024.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.09 : 20,172.23 = 4,682.98 : x
  2. Step 2: Convert to fraction form
    13,448.09/20,172.23 = 4,682.98/x
  3. Step 3: Cross multiply
    13,448.09x = 20,172.23 × 4,682.98
  4. Step 4: Simplify right side
    13,448.09x = 94,466,025.37
  5. Step 5: Solve for x
    x = 94,466,025.37/13,448.09
  6. Step 6: Final answer
    x = 7,024.49

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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.