Home / 14,715.27-20,314.60-11,350.53

Finding the Fourth Proportional to 14,715.27, 20,314.60 and 11,350.53

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Solution

The fourth proportional to 14,715.27, 20,314.60 and 11,350.53 is: 15,669.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,715.27 : 20,314.60 = 11,350.53 : x
  2. Step 2: Convert to fraction form
    14,715.27/20,314.60 = 11,350.53/x
  3. Step 3: Cross multiply
    14,715.27x = 20,314.60 × 11,350.53
  4. Step 4: Simplify right side
    14,715.27x = 230,581,448.36
  5. Step 5: Solve for x
    x = 230,581,448.36/14,715.27
  6. Step 6: Final answer
    x = 15,669.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.