Home / 14,417.45-21,638.32-5,658.51

Finding the Fourth Proportional to 14,417.45, 21,638.32 and 5,658.51

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Solution

The fourth proportional to 14,417.45, 21,638.32 and 5,658.51 is: 8,492.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417.45 : 21,638.32 = 5,658.51 : x
  2. Step 2: Convert to fraction form
    14,417.45/21,638.32 = 5,658.51/x
  3. Step 3: Cross multiply
    14,417.45x = 21,638.32 × 5,658.51
  4. Step 4: Simplify right side
    14,417.45x = 122,440,635.96
  5. Step 5: Solve for x
    x = 122,440,635.96/14,417.45
  6. Step 6: Final answer
    x = 8,492.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.