Home / 18,137.14-25,030.45-10,179.90

Finding the Fourth Proportional to 18,137.14, 25,030.45 and 10,179.90

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Solution

The fourth proportional to 18,137.14, 25,030.45 and 10,179.90 is: 14,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137.14 : 25,030.45 = 10,179.90 : x
  2. Step 2: Convert to fraction form
    18,137.14/25,030.45 = 10,179.90/x
  3. Step 3: Cross multiply
    18,137.14x = 25,030.45 × 10,179.90
  4. Step 4: Simplify right side
    18,137.14x = 254,807,477.96
  5. Step 5: Solve for x
    x = 254,807,477.96/18,137.14
  6. Step 6: Final answer
    x = 14,048.93

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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.