Home / 36,511.29-50,387.11-20,595.74

Finding the Fourth Proportional to 36,511.29, 50,387.11 and 20,595.74

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Solution

The fourth proportional to 36,511.29, 50,387.11 and 20,595.74 is: 28,422.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,511.29 : 50,387.11 = 20,595.74 : x
  2. Step 2: Convert to fraction form
    36,511.29/50,387.11 = 20,595.74/x
  3. Step 3: Cross multiply
    36,511.29x = 50,387.11 × 20,595.74
  4. Step 4: Simplify right side
    36,511.29x = 1,037,759,513.49
  5. Step 5: Solve for x
    x = 1,037,759,513.49/36,511.29
  6. Step 6: Final answer
    x = 28,422.98

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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.