Home / 30,206.00-41,687.54-18,275.91

Finding the Fourth Proportional to 30,206.00, 41,687.54 and 18,275.91

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Solution

The fourth proportional to 30,206.00, 41,687.54 and 18,275.91 is: 25,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,206.00 : 41,687.54 = 18,275.91 : x
  2. Step 2: Convert to fraction form
    30,206.00/41,687.54 = 18,275.91/x
  3. Step 3: Cross multiply
    30,206.00x = 41,687.54 × 18,275.91
  4. Step 4: Simplify right side
    30,206.00x = 761,877,706.32
  5. Step 5: Solve for x
    x = 761,877,706.32/30,206.00
  6. Step 6: Final answer
    x = 25,222.73

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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.