Home / 14,056.23-19,401.63-9,279.66

Finding the Fourth Proportional to 14,056.23, 19,401.63 and 9,279.66

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Solution

The fourth proportional to 14,056.23, 19,401.63 and 9,279.66 is: 12,808.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.23 : 19,401.63 = 9,279.66 : x
  2. Step 2: Convert to fraction form
    14,056.23/19,401.63 = 9,279.66/x
  3. Step 3: Cross multiply
    14,056.23x = 19,401.63 × 9,279.66
  4. Step 4: Simplify right side
    14,056.23x = 180,040,529.85
  5. Step 5: Solve for x
    x = 180,040,529.85/14,056.23
  6. Step 6: Final answer
    x = 12,808.59

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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.