Home / 14,128.41-21,195.84-6,124.52

Finding the Fourth Proportional to 14,128.41, 21,195.84 and 6,124.52

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Solution

The fourth proportional to 14,128.41, 21,195.84 and 6,124.52 is: 9,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128.41 : 21,195.84 = 6,124.52 : x
  2. Step 2: Convert to fraction form
    14,128.41/21,195.84 = 6,124.52/x
  3. Step 3: Cross multiply
    14,128.41x = 21,195.84 × 6,124.52
  4. Step 4: Simplify right side
    14,128.41x = 129,814,240.02
  5. Step 5: Solve for x
    x = 129,814,240.02/14,128.41
  6. Step 6: Final answer
    x = 9,188.17

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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.