Home / 13,448.68-20,172.85-6,047.91

Finding the Fourth Proportional to 13,448.68, 20,172.85 and 6,047.91

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Solution

The fourth proportional to 13,448.68, 20,172.85 and 6,047.91 is: 9,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.68 : 20,172.85 = 6,047.91 : x
  2. Step 2: Convert to fraction form
    13,448.68/20,172.85 = 6,047.91/x
  3. Step 3: Cross multiply
    13,448.68x = 20,172.85 × 6,047.91
  4. Step 4: Simplify right side
    13,448.68x = 122,003,566.12
  5. Step 5: Solve for x
    x = 122,003,566.12/13,448.68
  6. Step 6: Final answer
    x = 9,071.79

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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.