Home / 14,175.32-21,263.85-4,315.33

Finding the Fourth Proportional to 14,175.32, 21,263.85 and 4,315.33

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Solution

The fourth proportional to 14,175.32, 21,263.85 and 4,315.33 is: 6,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.32 : 21,263.85 = 4,315.33 : x
  2. Step 2: Convert to fraction form
    14,175.32/21,263.85 = 4,315.33/x
  3. Step 3: Cross multiply
    14,175.32x = 21,263.85 × 4,315.33
  4. Step 4: Simplify right side
    14,175.32x = 91,760,529.82
  5. Step 5: Solve for x
    x = 91,760,529.82/14,175.32
  6. Step 6: Final answer
    x = 6,473.26

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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.