Home / 14,363.06-19,814.37-8,394.98

Finding the Fourth Proportional to 14,363.06, 19,814.37 and 8,394.98

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Solution

The fourth proportional to 14,363.06, 19,814.37 and 8,394.98 is: 11,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.06 : 19,814.37 = 8,394.98 : x
  2. Step 2: Convert to fraction form
    14,363.06/19,814.37 = 8,394.98/x
  3. Step 3: Cross multiply
    14,363.06x = 19,814.37 × 8,394.98
  4. Step 4: Simplify right side
    14,363.06x = 166,341,239.86
  5. Step 5: Solve for x
    x = 166,341,239.86/14,363.06
  6. Step 6: Final answer
    x = 11,581.18

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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.