Home / 45,857.23-63,256.09-28,834.49

Finding the Fourth Proportional to 45,857.23, 63,256.09 and 28,834.49

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Solution

The fourth proportional to 45,857.23, 63,256.09 and 28,834.49 is: 39,774.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,857.23 : 63,256.09 = 28,834.49 : x
  2. Step 2: Convert to fraction form
    45,857.23/63,256.09 = 28,834.49/x
  3. Step 3: Cross multiply
    45,857.23x = 63,256.09 × 28,834.49
  4. Step 4: Simplify right side
    45,857.23x = 1,823,957,094.54
  5. Step 5: Solve for x
    x = 1,823,957,094.54/45,857.23
  6. Step 6: Final answer
    x = 39,774.69

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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.