Home / 28,897.26-43,341.96-7,838.66

Finding the Fourth Proportional to 28,897.26, 43,341.96 and 7,838.66

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Solution

The fourth proportional to 28,897.26, 43,341.96 and 7,838.66 is: 11,756.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897.26 : 43,341.96 = 7,838.66 : x
  2. Step 2: Convert to fraction form
    28,897.26/43,341.96 = 7,838.66/x
  3. Step 3: Cross multiply
    28,897.26x = 43,341.96 × 7,838.66
  4. Step 4: Simplify right side
    28,897.26x = 339,742,671.46
  5. Step 5: Solve for x
    x = 339,742,671.46/28,897.26
  6. Step 6: Final answer
    x = 11,756.92

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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.