Home / 30,124.65-41,571.45-16,695.90

Finding the Fourth Proportional to 30,124.65, 41,571.45 and 16,695.90

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Solution

The fourth proportional to 30,124.65, 41,571.45 and 16,695.90 is: 23,040.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.65 : 41,571.45 = 16,695.90 : x
  2. Step 2: Convert to fraction form
    30,124.65/41,571.45 = 16,695.90/x
  3. Step 3: Cross multiply
    30,124.65x = 41,571.45 × 16,695.90
  4. Step 4: Simplify right side
    30,124.65x = 694,072,772.06
  5. Step 5: Solve for x
    x = 694,072,772.06/30,124.65
  6. Step 6: Final answer
    x = 23,040.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.