Home / 14,311.08-19,750.28-8,023.84

Finding the Fourth Proportional to 14,311.08, 19,750.28 and 8,023.84

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Solution

The fourth proportional to 14,311.08, 19,750.28 and 8,023.84 is: 11,073.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311.08 : 19,750.28 = 8,023.84 : x
  2. Step 2: Convert to fraction form
    14,311.08/19,750.28 = 8,023.84/x
  3. Step 3: Cross multiply
    14,311.08x = 19,750.28 × 8,023.84
  4. Step 4: Simplify right side
    14,311.08x = 158,473,086.68
  5. Step 5: Solve for x
    x = 158,473,086.68/14,311.08
  6. Step 6: Final answer
    x = 11,073.45

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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.