Home / 19,941.10-29,912.73-7,464.40

Finding the Fourth Proportional to 19,941.10, 29,912.73 and 7,464.40

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Solution

The fourth proportional to 19,941.10, 29,912.73 and 7,464.40 is: 11,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.10 : 29,912.73 = 7,464.40 : x
  2. Step 2: Convert to fraction form
    19,941.10/29,912.73 = 7,464.40/x
  3. Step 3: Cross multiply
    19,941.10x = 29,912.73 × 7,464.40
  4. Step 4: Simplify right side
    19,941.10x = 223,280,581.81
  5. Step 5: Solve for x
    x = 223,280,581.81/19,941.10
  6. Step 6: Final answer
    x = 11,197.00

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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.