Home / 14,243.77-19,628.66-10,257.36

Finding the Fourth Proportional to 14,243.77, 19,628.66 and 10,257.36

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Solution

The fourth proportional to 14,243.77, 19,628.66 and 10,257.36 is: 14,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.77 : 19,628.66 = 10,257.36 : x
  2. Step 2: Convert to fraction form
    14,243.77/19,628.66 = 10,257.36/x
  3. Step 3: Cross multiply
    14,243.77x = 19,628.66 × 10,257.36
  4. Step 4: Simplify right side
    14,243.77x = 201,338,082.51
  5. Step 5: Solve for x
    x = 201,338,082.51/14,243.77
  6. Step 6: Final answer
    x = 14,135.17

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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.