Home / 30,873.16-46,312.58-14,237.79

Finding the Fourth Proportional to 30,873.16, 46,312.58 and 14,237.79

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Solution

The fourth proportional to 30,873.16, 46,312.58 and 14,237.79 is: 21,357.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,873.16 : 46,312.58 = 14,237.79 : x
  2. Step 2: Convert to fraction form
    30,873.16/46,312.58 = 14,237.79/x
  3. Step 3: Cross multiply
    30,873.16x = 46,312.58 × 14,237.79
  4. Step 4: Simplify right side
    30,873.16x = 659,388,788.40
  5. Step 5: Solve for x
    x = 659,388,788.40/30,873.16
  6. Step 6: Final answer
    x = 21,357.99

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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.