Home / 12,554.96-18,848.84-10,619.46

Finding the Fourth Proportional to 12,554.96, 18,848.84 and 10,619.46

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Solution

The fourth proportional to 12,554.96, 18,848.84 and 10,619.46 is: 15,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.96 : 18,848.84 = 10,619.46 : x
  2. Step 2: Convert to fraction form
    12,554.96/18,848.84 = 10,619.46/x
  3. Step 3: Cross multiply
    12,554.96x = 18,848.84 × 10,619.46
  4. Step 4: Simplify right side
    12,554.96x = 200,164,449.33
  5. Step 5: Solve for x
    x = 200,164,449.33/12,554.96
  6. Step 6: Final answer
    x = 15,943.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.