Home / 35,877.94-53,823.74-10,920.51

Finding the Fourth Proportional to 35,877.94, 53,823.74 and 10,920.51

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Solution

The fourth proportional to 35,877.94, 53,823.74 and 10,920.51 is: 16,382.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,877.94 : 53,823.74 = 10,920.51 : x
  2. Step 2: Convert to fraction form
    35,877.94/53,823.74 = 10,920.51/x
  3. Step 3: Cross multiply
    35,877.94x = 53,823.74 × 10,920.51
  4. Step 4: Simplify right side
    35,877.94x = 587,782,636.30
  5. Step 5: Solve for x
    x = 587,782,636.30/35,877.94
  6. Step 6: Final answer
    x = 16,382.84

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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.