Home / 17,816.15-26,751.21-14,148.12

Finding the Fourth Proportional to 17,816.15, 26,751.21 and 14,148.12

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Solution

The fourth proportional to 17,816.15, 26,751.21 and 14,148.12 is: 21,243.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,816.15 : 26,751.21 = 14,148.12 : x
  2. Step 2: Convert to fraction form
    17,816.15/26,751.21 = 14,148.12/x
  3. Step 3: Cross multiply
    17,816.15x = 26,751.21 × 14,148.12
  4. Step 4: Simplify right side
    17,816.15x = 378,479,305.59
  5. Step 5: Solve for x
    x = 378,479,305.59/17,816.15
  6. Step 6: Final answer
    x = 21,243.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.