Home / 13,300.02-18,341.24-8,754.57

Finding the Fourth Proportional to 13,300.02, 18,341.24 and 8,754.57

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Solution

The fourth proportional to 13,300.02, 18,341.24 and 8,754.57 is: 12,072.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300.02 : 18,341.24 = 8,754.57 : x
  2. Step 2: Convert to fraction form
    13,300.02/18,341.24 = 8,754.57/x
  3. Step 3: Cross multiply
    13,300.02x = 18,341.24 × 8,754.57
  4. Step 4: Simplify right side
    13,300.02x = 160,569,625.69
  5. Step 5: Solve for x
    x = 160,569,625.69/13,300.02
  6. Step 6: Final answer
    x = 12,072.89

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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.