Home / 14,206.91-21,312.77-4,343.88

Finding the Fourth Proportional to 14,206.91, 21,312.77 and 4,343.88

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Solution

The fourth proportional to 14,206.91, 21,312.77 and 4,343.88 is: 6,516.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.91 : 21,312.77 = 4,343.88 : x
  2. Step 2: Convert to fraction form
    14,206.91/21,312.77 = 4,343.88/x
  3. Step 3: Cross multiply
    14,206.91x = 21,312.77 × 4,343.88
  4. Step 4: Simplify right side
    14,206.91x = 92,580,093.63
  5. Step 5: Solve for x
    x = 92,580,093.63/14,206.91
  6. Step 6: Final answer
    x = 6,516.55

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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.