Home / 14,588.22-20,135.43-10,000.38

Finding the Fourth Proportional to 14,588.22, 20,135.43 and 10,000.38

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Solution

The fourth proportional to 14,588.22, 20,135.43 and 10,000.38 is: 13,803.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,588.22 : 20,135.43 = 10,000.38 : x
  2. Step 2: Convert to fraction form
    14,588.22/20,135.43 = 10,000.38/x
  3. Step 3: Cross multiply
    14,588.22x = 20,135.43 × 10,000.38
  4. Step 4: Simplify right side
    14,588.22x = 201,361,951.46
  5. Step 5: Solve for x
    x = 201,361,951.46/14,588.22
  6. Step 6: Final answer
    x = 13,803.05

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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.