Home / 14,078.44-21,117.66-4,716.72

Finding the Fourth Proportional to 14,078.44, 21,117.66 and 4,716.72

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Solution

The fourth proportional to 14,078.44, 21,117.66 and 4,716.72 is: 7,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078.44 : 21,117.66 = 4,716.72 : x
  2. Step 2: Convert to fraction form
    14,078.44/21,117.66 = 4,716.72/x
  3. Step 3: Cross multiply
    14,078.44x = 21,117.66 × 4,716.72
  4. Step 4: Simplify right side
    14,078.44x = 99,606,089.28
  5. Step 5: Solve for x
    x = 99,606,089.28/14,078.44
  6. Step 6: Final answer
    x = 7,075.08

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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.