Home / 14,106.36-19,438.38-10,543.80

Finding the Fourth Proportional to 14,106.36, 19,438.38 and 10,543.80

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Solution

The fourth proportional to 14,106.36, 19,438.38 and 10,543.80 is: 14,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.36 : 19,438.38 = 10,543.80 : x
  2. Step 2: Convert to fraction form
    14,106.36/19,438.38 = 10,543.80/x
  3. Step 3: Cross multiply
    14,106.36x = 19,438.38 × 10,543.80
  4. Step 4: Simplify right side
    14,106.36x = 204,954,391.04
  5. Step 5: Solve for x
    x = 204,954,391.04/14,106.36
  6. Step 6: Final answer
    x = 14,529.22

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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.