Home / 10,412.55-14,369.27-5,632.50

Finding the Fourth Proportional to 10,412.55, 14,369.27 and 5,632.50

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Solution

The fourth proportional to 10,412.55, 14,369.27 and 5,632.50 is: 7,772.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412.55 : 14,369.27 = 5,632.50 : x
  2. Step 2: Convert to fraction form
    10,412.55/14,369.27 = 5,632.50/x
  3. Step 3: Cross multiply
    10,412.55x = 14,369.27 × 5,632.50
  4. Step 4: Simplify right side
    10,412.55x = 80,934,841.43
  5. Step 5: Solve for x
    x = 80,934,841.43/10,412.55
  6. Step 6: Final answer
    x = 7,772.82

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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.