Home / 12,875.84-19,314.44-4,110.06

Finding the Fourth Proportional to 12,875.84, 19,314.44 and 4,110.06

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Solution

The fourth proportional to 12,875.84, 19,314.44 and 4,110.06 is: 6,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,875.84 : 19,314.44 = 4,110.06 : x
  2. Step 2: Convert to fraction form
    12,875.84/19,314.44 = 4,110.06/x
  3. Step 3: Cross multiply
    12,875.84x = 19,314.44 × 4,110.06
  4. Step 4: Simplify right side
    12,875.84x = 79,383,507.27
  5. Step 5: Solve for x
    x = 79,383,507.27/12,875.84
  6. Step 6: Final answer
    x = 6,165.31

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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.