Home / 14,065.36-21,079.59-10,350.19

Finding the Fourth Proportional to 14,065.36, 21,079.59 and 10,350.19

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Solution

The fourth proportional to 14,065.36, 21,079.59 and 10,350.19 is: 15,511.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065.36 : 21,079.59 = 10,350.19 : x
  2. Step 2: Convert to fraction form
    14,065.36/21,079.59 = 10,350.19/x
  3. Step 3: Cross multiply
    14,065.36x = 21,079.59 × 10,350.19
  4. Step 4: Simplify right side
    14,065.36x = 218,177,749.16
  5. Step 5: Solve for x
    x = 218,177,749.16/14,065.36
  6. Step 6: Final answer
    x = 15,511.71

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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.