Home / 35,877.27-53,824.10-10,920.86

Finding the Fourth Proportional to 35,877.27, 53,824.10 and 10,920.86

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Solution

The fourth proportional to 35,877.27, 53,824.10 and 10,920.86 is: 16,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,877.27 : 53,824.10 = 10,920.86 : x
  2. Step 2: Convert to fraction form
    35,877.27/53,824.10 = 10,920.86/x
  3. Step 3: Cross multiply
    35,877.27x = 53,824.10 × 10,920.86
  4. Step 4: Simplify right side
    35,877.27x = 587,805,460.73
  5. Step 5: Solve for x
    x = 587,805,460.73/35,877.27
  6. Step 6: Final answer
    x = 16,383.78

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1.5x scale

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.