Home / 14,124.15-19,503.72-8,828.37

Finding the Fourth Proportional to 14,124.15, 19,503.72 and 8,828.37

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Solution

The fourth proportional to 14,124.15, 19,503.72 and 8,828.37 is: 12,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.15 : 19,503.72 = 8,828.37 : x
  2. Step 2: Convert to fraction form
    14,124.15/19,503.72 = 8,828.37/x
  3. Step 3: Cross multiply
    14,124.15x = 19,503.72 × 8,828.37
  4. Step 4: Simplify right side
    14,124.15x = 172,186,056.54
  5. Step 5: Solve for x
    x = 172,186,056.54/14,124.15
  6. Step 6: Final answer
    x = 12,190.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.