Home / 13,950.48-19,254.72-10,919.56

Finding the Fourth Proportional to 13,950.48, 19,254.72 and 10,919.56

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Solution

The fourth proportional to 13,950.48, 19,254.72 and 10,919.56 is: 15,071.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.48 : 19,254.72 = 10,919.56 : x
  2. Step 2: Convert to fraction form
    13,950.48/19,254.72 = 10,919.56/x
  3. Step 3: Cross multiply
    13,950.48x = 19,254.72 × 10,919.56
  4. Step 4: Simplify right side
    13,950.48x = 210,253,070.32
  5. Step 5: Solve for x
    x = 210,253,070.32/13,950.48
  6. Step 6: Final answer
    x = 15,071.39

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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.