Home / 14,012.88-19,317.66-11,023.53

Finding the Fourth Proportional to 14,012.88, 19,317.66 and 11,023.53

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Solution

The fourth proportional to 14,012.88, 19,317.66 and 11,023.53 is: 15,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.88 : 19,317.66 = 11,023.53 : x
  2. Step 2: Convert to fraction form
    14,012.88/19,317.66 = 11,023.53/x
  3. Step 3: Cross multiply
    14,012.88x = 19,317.66 × 11,023.53
  4. Step 4: Simplify right side
    14,012.88x = 212,948,804.54
  5. Step 5: Solve for x
    x = 212,948,804.54/14,012.88
  6. Step 6: Final answer
    x = 15,196.65

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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.