Home / 12,641.00-18,963.30-6,716.34

Finding the Fourth Proportional to 12,641.00, 18,963.30 and 6,716.34

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Solution

The fourth proportional to 12,641.00, 18,963.30 and 6,716.34 is: 10,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,641.00 : 18,963.30 = 6,716.34 : x
  2. Step 2: Convert to fraction form
    12,641.00/18,963.30 = 6,716.34/x
  3. Step 3: Cross multiply
    12,641.00x = 18,963.30 × 6,716.34
  4. Step 4: Simplify right side
    12,641.00x = 127,364,039.40
  5. Step 5: Solve for x
    x = 127,364,039.40/12,641.00
  6. Step 6: Final answer
    x = 10,075.47

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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.