Home / 30,964.48-46,449.20-18,569.08

Finding the Fourth Proportional to 30,964.48, 46,449.20 and 18,569.08

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Solution

The fourth proportional to 30,964.48, 46,449.20 and 18,569.08 is: 27,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964.48 : 46,449.20 = 18,569.08 : x
  2. Step 2: Convert to fraction form
    30,964.48/46,449.20 = 18,569.08/x
  3. Step 3: Cross multiply
    30,964.48x = 46,449.20 × 18,569.08
  4. Step 4: Simplify right side
    30,964.48x = 862,518,910.74
  5. Step 5: Solve for x
    x = 862,518,910.74/30,964.48
  6. Step 6: Final answer
    x = 27,855.11

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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.