Home / 14,055.68-21,081.28-4,694.88

Finding the Fourth Proportional to 14,055.68, 21,081.28 and 4,694.88

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Solution

The fourth proportional to 14,055.68, 21,081.28 and 4,694.88 is: 7,041.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.68 : 21,081.28 = 4,694.88 : x
  2. Step 2: Convert to fraction form
    14,055.68/21,081.28 = 4,694.88/x
  3. Step 3: Cross multiply
    14,055.68x = 21,081.28 × 4,694.88
  4. Step 4: Simplify right side
    14,055.68x = 98,974,079.85
  5. Step 5: Solve for x
    x = 98,974,079.85/14,055.68
  6. Step 6: Final answer
    x = 7,041.57

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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.