Home / 13,896.55-19,154.94-10,907.35

Finding the Fourth Proportional to 13,896.55, 19,154.94 and 10,907.35

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Solution

The fourth proportional to 13,896.55, 19,154.94 and 10,907.35 is: 15,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896.55 : 19,154.94 = 10,907.35 : x
  2. Step 2: Convert to fraction form
    13,896.55/19,154.94 = 10,907.35/x
  3. Step 3: Cross multiply
    13,896.55x = 19,154.94 × 10,907.35
  4. Step 4: Simplify right side
    13,896.55x = 208,929,634.81
  5. Step 5: Solve for x
    x = 208,929,634.81/13,896.55
  6. Step 6: Final answer
    x = 15,034.64

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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.