Home / 30,956.18-46,388.74-18,292.91

Finding the Fourth Proportional to 30,956.18, 46,388.74 and 18,292.91

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Solution

The fourth proportional to 30,956.18, 46,388.74 and 18,292.91 is: 27,412.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,956.18 : 46,388.74 = 18,292.91 : x
  2. Step 2: Convert to fraction form
    30,956.18/46,388.74 = 18,292.91/x
  3. Step 3: Cross multiply
    30,956.18x = 46,388.74 × 18,292.91
  4. Step 4: Simplify right side
    30,956.18x = 848,585,045.83
  5. Step 5: Solve for x
    x = 848,585,045.83/30,956.18
  6. Step 6: Final answer
    x = 27,412.46

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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.