Home / 20,055.15-30,062.90-9,506.67

Finding the Fourth Proportional to 20,055.15, 30,062.90 and 9,506.67

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Solution

The fourth proportional to 20,055.15, 30,062.90 and 9,506.67 is: 14,250.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,055.15 : 30,062.90 = 9,506.67 : x
  2. Step 2: Convert to fraction form
    20,055.15/30,062.90 = 9,506.67/x
  3. Step 3: Cross multiply
    20,055.15x = 30,062.90 × 9,506.67
  4. Step 4: Simplify right side
    20,055.15x = 285,798,022.01
  5. Step 5: Solve for x
    x = 285,798,022.01/20,055.15
  6. Step 6: Final answer
    x = 14,250.61

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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.