Home / 14,031.46-19,356.74-8,362.94

Finding the Fourth Proportional to 14,031.46, 19,356.74 and 8,362.94

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Solution

The fourth proportional to 14,031.46, 19,356.74 and 8,362.94 is: 11,536.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.46 : 19,356.74 = 8,362.94 : x
  2. Step 2: Convert to fraction form
    14,031.46/19,356.74 = 8,362.94/x
  3. Step 3: Cross multiply
    14,031.46x = 19,356.74 × 8,362.94
  4. Step 4: Simplify right side
    14,031.46x = 161,879,255.22
  5. Step 5: Solve for x
    x = 161,879,255.22/14,031.46
  6. Step 6: Final answer
    x = 11,536.88

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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.