Home / 14,709.24-20,298.88-7,994.87

Finding the Fourth Proportional to 14,709.24, 20,298.88 and 7,994.87

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Solution

The fourth proportional to 14,709.24, 20,298.88 and 7,994.87 is: 11,032.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,709.24 : 20,298.88 = 7,994.87 : x
  2. Step 2: Convert to fraction form
    14,709.24/20,298.88 = 7,994.87/x
  3. Step 3: Cross multiply
    14,709.24x = 20,298.88 × 7,994.87
  4. Step 4: Simplify right side
    14,709.24x = 162,286,967.49
  5. Step 5: Solve for x
    x = 162,286,967.49/14,709.24
  6. Step 6: Final answer
    x = 11,032.99

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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.