Home / 18,246.03-25,178.75-10,289.00

Finding the Fourth Proportional to 18,246.03, 25,178.75 and 10,289.00

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Solution

The fourth proportional to 18,246.03, 25,178.75 and 10,289.00 is: 14,198.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.03 : 25,178.75 = 10,289.00 : x
  2. Step 2: Convert to fraction form
    18,246.03/25,178.75 = 10,289.00/x
  3. Step 3: Cross multiply
    18,246.03x = 25,178.75 × 10,289.00
  4. Step 4: Simplify right side
    18,246.03x = 259,064,032.86
  5. Step 5: Solve for x
    x = 259,064,032.86/18,246.03
  6. Step 6: Final answer
    x = 14,198.38

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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.