Home / 14,369.34-19,828.62-8,080.50

Finding the Fourth Proportional to 14,369.34, 19,828.62 and 8,080.50

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Solution

The fourth proportional to 14,369.34, 19,828.62 and 8,080.50 is: 11,150.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369.34 : 19,828.62 = 8,080.50 : x
  2. Step 2: Convert to fraction form
    14,369.34/19,828.62 = 8,080.50/x
  3. Step 3: Cross multiply
    14,369.34x = 19,828.62 × 8,080.50
  4. Step 4: Simplify right side
    14,369.34x = 160,225,163.91
  5. Step 5: Solve for x
    x = 160,225,163.91/14,369.34
  6. Step 6: Final answer
    x = 11,150.49

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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.