Home / 14,731.44-20,325.72-9,351.84

Finding the Fourth Proportional to 14,731.44, 20,325.72 and 9,351.84

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Solution

The fourth proportional to 14,731.44, 20,325.72 and 9,351.84 is: 12,903.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731.44 : 20,325.72 = 9,351.84 : x
  2. Step 2: Convert to fraction form
    14,731.44/20,325.72 = 9,351.84/x
  3. Step 3: Cross multiply
    14,731.44x = 20,325.72 × 9,351.84
  4. Step 4: Simplify right side
    14,731.44x = 190,082,881.32
  5. Step 5: Solve for x
    x = 190,082,881.32/14,731.44
  6. Step 6: Final answer
    x = 12,903.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.