Home / 20,845.08-31,273.14-6,055.38

Finding the Fourth Proportional to 20,845.08, 31,273.14 and 6,055.38

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Solution

The fourth proportional to 20,845.08, 31,273.14 and 6,055.38 is: 9,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,845.08 : 31,273.14 = 6,055.38 : x
  2. Step 2: Convert to fraction form
    20,845.08/31,273.14 = 6,055.38/x
  3. Step 3: Cross multiply
    20,845.08x = 31,273.14 × 6,055.38
  4. Step 4: Simplify right side
    20,845.08x = 189,370,746.49
  5. Step 5: Solve for x
    x = 189,370,746.49/20,845.08
  6. Step 6: Final answer
    x = 9,084.67

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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.