Home / 14,158.90-19,533.83-9,122.72

Finding the Fourth Proportional to 14,158.90, 19,533.83 and 9,122.72

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Solution

The fourth proportional to 14,158.90, 19,533.83 and 9,122.72 is: 12,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.90 : 19,533.83 = 9,122.72 : x
  2. Step 2: Convert to fraction form
    14,158.90/19,533.83 = 9,122.72/x
  3. Step 3: Cross multiply
    14,158.90x = 19,533.83 × 9,122.72
  4. Step 4: Simplify right side
    14,158.90x = 178,201,661.62
  5. Step 5: Solve for x
    x = 178,201,661.62/14,158.90
  6. Step 6: Final answer
    x = 12,585.84

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