Home / 14,106.92-21,160.61-6,709.88

Finding the Fourth Proportional to 14,106.92, 21,160.61 and 6,709.88

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Solution

The fourth proportional to 14,106.92, 21,160.61 and 6,709.88 is: 10,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.92 : 21,160.61 = 6,709.88 : x
  2. Step 2: Convert to fraction form
    14,106.92/21,160.61 = 6,709.88/x
  3. Step 3: Cross multiply
    14,106.92x = 21,160.61 × 6,709.88
  4. Step 4: Simplify right side
    14,106.92x = 141,985,014.47
  5. Step 5: Solve for x
    x = 141,985,014.47/14,106.92
  6. Step 6: Final answer
    x = 10,064.92

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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.