Home / 36,862.94-50,875.08-20,511.77

Finding the Fourth Proportional to 36,862.94, 50,875.08 and 20,511.77

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Solution

The fourth proportional to 36,862.94, 50,875.08 and 20,511.77 is: 28,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,862.94 : 50,875.08 = 20,511.77 : x
  2. Step 2: Convert to fraction form
    36,862.94/50,875.08 = 20,511.77/x
  3. Step 3: Cross multiply
    36,862.94x = 50,875.08 × 20,511.77
  4. Step 4: Simplify right side
    36,862.94x = 1,043,537,939.69
  5. Step 5: Solve for x
    x = 1,043,537,939.69/36,862.94
  6. Step 6: Final answer
    x = 28,308.59

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1.5x scale

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.