Home / 14,023.82-19,352.14-8,718.54

Finding the Fourth Proportional to 14,023.82, 19,352.14 and 8,718.54

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Solution

The fourth proportional to 14,023.82, 19,352.14 and 8,718.54 is: 12,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.82 : 19,352.14 = 8,718.54 : x
  2. Step 2: Convert to fraction form
    14,023.82/19,352.14 = 8,718.54/x
  3. Step 3: Cross multiply
    14,023.82x = 19,352.14 × 8,718.54
  4. Step 4: Simplify right side
    14,023.82x = 168,722,384.88
  5. Step 5: Solve for x
    x = 168,722,384.88/14,023.82
  6. Step 6: Final answer
    x = 12,031.13

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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.