Home / 14,566.45-21,866.10-9,645.70

Finding the Fourth Proportional to 14,566.45, 21,866.10 and 9,645.70

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Solution

The fourth proportional to 14,566.45, 21,866.10 and 9,645.70 is: 14,479.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.45 : 21,866.10 = 9,645.70 : x
  2. Step 2: Convert to fraction form
    14,566.45/21,866.10 = 9,645.70/x
  3. Step 3: Cross multiply
    14,566.45x = 21,866.10 × 9,645.70
  4. Step 4: Simplify right side
    14,566.45x = 210,913,840.77
  5. Step 5: Solve for x
    x = 210,913,840.77/14,566.45
  6. Step 6: Final answer
    x = 14,479.43

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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.