Home / 31,006.46-46,483.77-14,378.36

Finding the Fourth Proportional to 31,006.46, 46,483.77 and 14,378.36

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Solution

The fourth proportional to 31,006.46, 46,483.77 and 14,378.36 is: 21,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,006.46 : 46,483.77 = 14,378.36 : x
  2. Step 2: Convert to fraction form
    31,006.46/46,483.77 = 14,378.36/x
  3. Step 3: Cross multiply
    31,006.46x = 46,483.77 × 14,378.36
  4. Step 4: Simplify right side
    31,006.46x = 668,360,379.22
  5. Step 5: Solve for x
    x = 668,360,379.22/31,006.46
  6. Step 6: Final answer
    x = 21,555.52

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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.