Home / 19,271.34-26,596.43-11,718.22

Finding the Fourth Proportional to 19,271.34, 26,596.43 and 11,718.22

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Solution

The fourth proportional to 19,271.34, 26,596.43 and 11,718.22 is: 16,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271.34 : 26,596.43 = 11,718.22 : x
  2. Step 2: Convert to fraction form
    19,271.34/26,596.43 = 11,718.22/x
  3. Step 3: Cross multiply
    19,271.34x = 26,596.43 × 11,718.22
  4. Step 4: Simplify right side
    19,271.34x = 311,662,753.73
  5. Step 5: Solve for x
    x = 311,662,753.73/19,271.34
  6. Step 6: Final answer
    x = 16,172.34

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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.