Home / 38,897.10-58,297.05-28,496.70

Finding the Fourth Proportional to 38,897.10, 58,297.05 and 28,496.70

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Solution

The fourth proportional to 38,897.10, 58,297.05 and 28,496.70 is: 42,709.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,897.10 : 58,297.05 = 28,496.70 : x
  2. Step 2: Convert to fraction form
    38,897.10/58,297.05 = 28,496.70/x
  3. Step 3: Cross multiply
    38,897.10x = 58,297.05 × 28,496.70
  4. Step 4: Simplify right side
    38,897.10x = 1,661,273,544.74
  5. Step 5: Solve for x
    x = 1,661,273,544.74/38,897.10
  6. Step 6: Final answer
    x = 42,709.44

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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.