Home / 13,811.02-19,059.18-7,523.44

Finding the Fourth Proportional to 13,811.02, 19,059.18 and 7,523.44

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Solution

The fourth proportional to 13,811.02, 19,059.18 and 7,523.44 is: 10,382.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811.02 : 19,059.18 = 7,523.44 : x
  2. Step 2: Convert to fraction form
    13,811.02/19,059.18 = 7,523.44/x
  3. Step 3: Cross multiply
    13,811.02x = 19,059.18 × 7,523.44
  4. Step 4: Simplify right side
    13,811.02x = 143,390,597.18
  5. Step 5: Solve for x
    x = 143,390,597.18/13,811.02
  6. Step 6: Final answer
    x = 10,382.33

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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.