Home / 14,192.20-19,587.54-8,605.96

Finding the Fourth Proportional to 14,192.20, 19,587.54 and 8,605.96

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Solution

The fourth proportional to 14,192.20, 19,587.54 and 8,605.96 is: 11,877.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.20 : 19,587.54 = 8,605.96 : x
  2. Step 2: Convert to fraction form
    14,192.20/19,587.54 = 8,605.96/x
  3. Step 3: Cross multiply
    14,192.20x = 19,587.54 × 8,605.96
  4. Step 4: Simplify right side
    14,192.20x = 168,569,585.74
  5. Step 5: Solve for x
    x = 168,569,585.74/14,192.20
  6. Step 6: Final answer
    x = 11,877.62

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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.