Home / 14,889.64-22,339.62-9,911.98

Finding the Fourth Proportional to 14,889.64, 22,339.62 and 9,911.98

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Solution

The fourth proportional to 14,889.64, 22,339.62 and 9,911.98 is: 14,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889.64 : 22,339.62 = 9,911.98 : x
  2. Step 2: Convert to fraction form
    14,889.64/22,339.62 = 9,911.98/x
  3. Step 3: Cross multiply
    14,889.64x = 22,339.62 × 9,911.98
  4. Step 4: Simplify right side
    14,889.64x = 221,429,866.65
  5. Step 5: Solve for x
    x = 221,429,866.65/14,889.64
  6. Step 6: Final answer
    x = 14,871.40

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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.