Home / 30,964.35-46,446.51-12,483.39

Finding the Fourth Proportional to 30,964.35, 46,446.51 and 12,483.39

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Solution

The fourth proportional to 30,964.35, 46,446.51 and 12,483.39 is: 18,725.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964.35 : 46,446.51 = 12,483.39 : x
  2. Step 2: Convert to fraction form
    30,964.35/46,446.51 = 12,483.39/x
  3. Step 3: Cross multiply
    30,964.35x = 46,446.51 × 12,483.39
  4. Step 4: Simplify right side
    30,964.35x = 579,809,898.47
  5. Step 5: Solve for x
    x = 579,809,898.47/30,964.35
  6. Step 6: Final answer
    x = 18,725.08

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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.