Home / 10,329.95-14,255.55-5,614.53

Finding the Fourth Proportional to 10,329.95, 14,255.55 and 5,614.53

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Solution

The fourth proportional to 10,329.95, 14,255.55 and 5,614.53 is: 7,748.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.95 : 14,255.55 = 5,614.53 : x
  2. Step 2: Convert to fraction form
    10,329.95/14,255.55 = 5,614.53/x
  3. Step 3: Cross multiply
    10,329.95x = 14,255.55 × 5,614.53
  4. Step 4: Simplify right side
    10,329.95x = 80,038,185.07
  5. Step 5: Solve for x
    x = 80,038,185.07/10,329.95
  6. Step 6: Final answer
    x = 7,748.17

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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.