Home / 14,739.28-20,340.08-8,024.90

Finding the Fourth Proportional to 14,739.28, 20,340.08 and 8,024.90

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Solution

The fourth proportional to 14,739.28, 20,340.08 and 8,024.90 is: 11,074.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.28 : 20,340.08 = 8,024.90 : x
  2. Step 2: Convert to fraction form
    14,739.28/20,340.08 = 8,024.90/x
  3. Step 3: Cross multiply
    14,739.28x = 20,340.08 × 8,024.90
  4. Step 4: Simplify right side
    14,739.28x = 163,227,026.35
  5. Step 5: Solve for x
    x = 163,227,026.35/14,739.28
  6. Step 6: Final answer
    x = 11,074.29

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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.