Home / 14,135.18-19,484.22-11,293.60

Finding the Fourth Proportional to 14,135.18, 19,484.22 and 11,293.60

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Solution

The fourth proportional to 14,135.18, 19,484.22 and 11,293.60 is: 15,567.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135.18 : 19,484.22 = 11,293.60 : x
  2. Step 2: Convert to fraction form
    14,135.18/19,484.22 = 11,293.60/x
  3. Step 3: Cross multiply
    14,135.18x = 19,484.22 × 11,293.60
  4. Step 4: Simplify right side
    14,135.18x = 220,046,986.99
  5. Step 5: Solve for x
    x = 220,046,986.99/14,135.18
  6. Step 6: Final answer
    x = 15,567.33

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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.