Home / 30,956.22-46,429.80-9,898.62

Finding the Fourth Proportional to 30,956.22, 46,429.80 and 9,898.62

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Solution

The fourth proportional to 30,956.22, 46,429.80 and 9,898.62 is: 14,846.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,956.22 : 46,429.80 = 9,898.62 : x
  2. Step 2: Convert to fraction form
    30,956.22/46,429.80 = 9,898.62/x
  3. Step 3: Cross multiply
    30,956.22x = 46,429.80 × 9,898.62
  4. Step 4: Simplify right side
    30,956.22x = 459,590,946.88
  5. Step 5: Solve for x
    x = 459,590,946.88/30,956.22
  6. Step 6: Final answer
    x = 14,846.48

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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.