Home / 30,942.36-46,392.72-14,293.26

Finding the Fourth Proportional to 30,942.36, 46,392.72 and 14,293.26

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Solution

The fourth proportional to 30,942.36, 46,392.72 and 14,293.26 is: 21,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,942.36 : 46,392.72 = 14,293.26 : x
  2. Step 2: Convert to fraction form
    30,942.36/46,392.72 = 14,293.26/x
  3. Step 3: Cross multiply
    30,942.36x = 46,392.72 × 14,293.26
  4. Step 4: Simplify right side
    30,942.36x = 663,103,209.07
  5. Step 5: Solve for x
    x = 663,103,209.07/30,942.36
  6. Step 6: Final answer
    x = 21,430.27

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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.