Home / 31,039.70-46,564.16-14,401.42

Finding the Fourth Proportional to 31,039.70, 46,564.16 and 14,401.42

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Solution

The fourth proportional to 31,039.70, 46,564.16 and 14,401.42 is: 21,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039.70 : 46,564.16 = 14,401.42 : x
  2. Step 2: Convert to fraction form
    31,039.70/46,564.16 = 14,401.42/x
  3. Step 3: Cross multiply
    31,039.70x = 46,564.16 × 14,401.42
  4. Step 4: Simplify right side
    31,039.70x = 670,590,025.11
  5. Step 5: Solve for x
    x = 670,590,025.11/31,039.70
  6. Step 6: Final answer
    x = 21,604.27

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1.5x scale

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.