Home / 12,986.94-19,461.93-10,051.50

Finding the Fourth Proportional to 12,986.94, 19,461.93 and 10,051.50

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Solution

The fourth proportional to 12,986.94, 19,461.93 and 10,051.50 is: 15,062.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,986.94 : 19,461.93 = 10,051.50 : x
  2. Step 2: Convert to fraction form
    12,986.94/19,461.93 = 10,051.50/x
  3. Step 3: Cross multiply
    12,986.94x = 19,461.93 × 10,051.50
  4. Step 4: Simplify right side
    12,986.94x = 195,621,589.40
  5. Step 5: Solve for x
    x = 195,621,589.40/12,986.94
  6. Step 6: Final answer
    x = 15,062.95

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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.