Home / 14,022.16-19,351.92-10,479.20

Finding the Fourth Proportional to 14,022.16, 19,351.92 and 10,479.20

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Solution

The fourth proportional to 14,022.16, 19,351.92 and 10,479.20 is: 14,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.16 : 19,351.92 = 10,479.20 : x
  2. Step 2: Convert to fraction form
    14,022.16/19,351.92 = 10,479.20/x
  3. Step 3: Cross multiply
    14,022.16x = 19,351.92 × 10,479.20
  4. Step 4: Simplify right side
    14,022.16x = 202,792,640.06
  5. Step 5: Solve for x
    x = 202,792,640.06/14,022.16
  6. Step 6: Final answer
    x = 14,462.30

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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.