Home / 28,904.74-43,315.50-17,030.50

Finding the Fourth Proportional to 28,904.74, 43,315.50 and 17,030.50

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Solution

The fourth proportional to 28,904.74, 43,315.50 and 17,030.50 is: 25,521.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904.74 : 43,315.50 = 17,030.50 : x
  2. Step 2: Convert to fraction form
    28,904.74/43,315.50 = 17,030.50/x
  3. Step 3: Cross multiply
    28,904.74x = 43,315.50 × 17,030.50
  4. Step 4: Simplify right side
    28,904.74x = 737,684,622.75
  5. Step 5: Solve for x
    x = 737,684,622.75/28,904.74
  6. Step 6: Final answer
    x = 25,521.23

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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.