Home / 13,532.04-18,674.10-7,790.62

Finding the Fourth Proportional to 13,532.04, 18,674.10 and 7,790.62

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Solution

The fourth proportional to 13,532.04, 18,674.10 and 7,790.62 is: 10,750.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.04 : 18,674.10 = 7,790.62 : x
  2. Step 2: Convert to fraction form
    13,532.04/18,674.10 = 7,790.62/x
  3. Step 3: Cross multiply
    13,532.04x = 18,674.10 × 7,790.62
  4. Step 4: Simplify right side
    13,532.04x = 145,482,805.27
  5. Step 5: Solve for x
    x = 145,482,805.27/13,532.04
  6. Step 6: Final answer
    x = 10,750.99

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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.