Home / 35,926.36-49,564.86-20,813.48

Finding the Fourth Proportional to 35,926.36, 49,564.86 and 20,813.48

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Solution

The fourth proportional to 35,926.36, 49,564.86 and 20,813.48 is: 28,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,926.36 : 49,564.86 = 20,813.48 : x
  2. Step 2: Convert to fraction form
    35,926.36/49,564.86 = 20,813.48/x
  3. Step 3: Cross multiply
    35,926.36x = 49,564.86 × 20,813.48
  4. Step 4: Simplify right side
    35,926.36x = 1,031,617,222.31
  5. Step 5: Solve for x
    x = 1,031,617,222.31/35,926.36
  6. Step 6: Final answer
    x = 28,714.77

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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.