Home / 30,732.80-46,112.97-14,929.16

Finding the Fourth Proportional to 30,732.80, 46,112.97 and 14,929.16

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Solution

The fourth proportional to 30,732.80, 46,112.97 and 14,929.16 is: 22,400.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,732.80 : 46,112.97 = 14,929.16 : x
  2. Step 2: Convert to fraction form
    30,732.80/46,112.97 = 14,929.16/x
  3. Step 3: Cross multiply
    30,732.80x = 46,112.97 × 14,929.16
  4. Step 4: Simplify right side
    30,732.80x = 688,427,907.21
  5. Step 5: Solve for x
    x = 688,427,907.21/30,732.80
  6. Step 6: Final answer
    x = 22,400.43

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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.