Home / 14,204.88-19,578.24-10,661.94

Finding the Fourth Proportional to 14,204.88, 19,578.24 and 10,661.94

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Solution

The fourth proportional to 14,204.88, 19,578.24 and 10,661.94 is: 14,695.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.88 : 19,578.24 = 10,661.94 : x
  2. Step 2: Convert to fraction form
    14,204.88/19,578.24 = 10,661.94/x
  3. Step 3: Cross multiply
    14,204.88x = 19,578.24 × 10,661.94
  4. Step 4: Simplify right side
    14,204.88x = 208,742,020.19
  5. Step 5: Solve for x
    x = 208,742,020.19/14,204.88
  6. Step 6: Final answer
    x = 14,695.09

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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.