Home / 14,513.22-20,028.45-8,141.22

Finding the Fourth Proportional to 14,513.22, 20,028.45 and 8,141.22

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Solution

The fourth proportional to 14,513.22, 20,028.45 and 8,141.22 is: 11,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.22 : 20,028.45 = 8,141.22 : x
  2. Step 2: Convert to fraction form
    14,513.22/20,028.45 = 8,141.22/x
  3. Step 3: Cross multiply
    14,513.22x = 20,028.45 × 8,141.22
  4. Step 4: Simplify right side
    14,513.22x = 163,056,017.71
  5. Step 5: Solve for x
    x = 163,056,017.71/14,513.22
  6. Step 6: Final answer
    x = 11,235.00

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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.