Home / 14,160.42-19,541.79-8,193.96

Finding the Fourth Proportional to 14,160.42, 19,541.79 and 8,193.96

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Solution

The fourth proportional to 14,160.42, 19,541.79 and 8,193.96 is: 11,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.42 : 19,541.79 = 8,193.96 : x
  2. Step 2: Convert to fraction form
    14,160.42/19,541.79 = 8,193.96/x
  3. Step 3: Cross multiply
    14,160.42x = 19,541.79 × 8,193.96
  4. Step 4: Simplify right side
    14,160.42x = 160,124,645.59
  5. Step 5: Solve for x
    x = 160,124,645.59/14,160.42
  6. Step 6: Final answer
    x = 11,307.90

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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.