Home / 30,917.65-46,380.17-10,923.00

Finding the Fourth Proportional to 30,917.65, 46,380.17 and 10,923.00

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Solution

The fourth proportional to 30,917.65, 46,380.17 and 10,923.00 is: 16,385.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,917.65 : 46,380.17 = 10,923.00 : x
  2. Step 2: Convert to fraction form
    30,917.65/46,380.17 = 10,923.00/x
  3. Step 3: Cross multiply
    30,917.65x = 46,380.17 × 10,923.00
  4. Step 4: Simplify right side
    30,917.65x = 506,610,740.17
  5. Step 5: Solve for x
    x = 506,610,740.17/30,917.65
  6. Step 6: Final answer
    x = 16,385.81

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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.