Home / 14,479.26-21,718.87-5,114.19

Finding the Fourth Proportional to 14,479.26, 21,718.87 and 5,114.19

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Solution

The fourth proportional to 14,479.26, 21,718.87 and 5,114.19 is: 7,671.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,479.26 : 21,718.87 = 5,114.19 : x
  2. Step 2: Convert to fraction form
    14,479.26/21,718.87 = 5,114.19/x
  3. Step 3: Cross multiply
    14,479.26x = 21,718.87 × 5,114.19
  4. Step 4: Simplify right side
    14,479.26x = 111,074,427.77
  5. Step 5: Solve for x
    x = 111,074,427.77/14,479.26
  6. Step 6: Final answer
    x = 7,671.28

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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.