Home / 35,827.89-49,441.40-20,513.92

Finding the Fourth Proportional to 35,827.89, 49,441.40 and 20,513.92

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Solution

The fourth proportional to 35,827.89, 49,441.40 and 20,513.92 is: 28,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,827.89 : 49,441.40 = 20,513.92 : x
  2. Step 2: Convert to fraction form
    35,827.89/49,441.40 = 20,513.92/x
  3. Step 3: Cross multiply
    35,827.89x = 49,441.40 × 20,513.92
  4. Step 4: Simplify right side
    35,827.89x = 1,014,236,924.29
  5. Step 5: Solve for x
    x = 1,014,236,924.29/35,827.89
  6. Step 6: Final answer
    x = 28,308.59

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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.