Home / 13,927.95-19,198.71-10,557.27

Finding the Fourth Proportional to 13,927.95, 19,198.71 and 10,557.27

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Solution

The fourth proportional to 13,927.95, 19,198.71 and 10,557.27 is: 14,552.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.95 : 19,198.71 = 10,557.27 : x
  2. Step 2: Convert to fraction form
    13,927.95/19,198.71 = 10,557.27/x
  3. Step 3: Cross multiply
    13,927.95x = 19,198.71 × 10,557.27
  4. Step 4: Simplify right side
    13,927.95x = 202,685,965.12
  5. Step 5: Solve for x
    x = 202,685,965.12/13,927.95
  6. Step 6: Final answer
    x = 14,552.46

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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.