Home / 18,070.12-24,936.81-10,111.73

Finding the Fourth Proportional to 18,070.12, 24,936.81 and 10,111.73

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Solution

The fourth proportional to 18,070.12, 24,936.81 and 10,111.73 is: 13,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.12 : 24,936.81 = 10,111.73 : x
  2. Step 2: Convert to fraction form
    18,070.12/24,936.81 = 10,111.73/x
  3. Step 3: Cross multiply
    18,070.12x = 24,936.81 × 10,111.73
  4. Step 4: Simplify right side
    18,070.12x = 252,154,289.78
  5. Step 5: Solve for x
    x = 252,154,289.78/18,070.12
  6. Step 6: Final answer
    x = 13,954.22

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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.