Home / 16,472.32-24,679.36-8,686.56

Finding the Fourth Proportional to 16,472.32, 24,679.36 and 8,686.56

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Solution

The fourth proportional to 16,472.32, 24,679.36 and 8,686.56 is: 13,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,472.32 : 24,679.36 = 8,686.56 : x
  2. Step 2: Convert to fraction form
    16,472.32/24,679.36 = 8,686.56/x
  3. Step 3: Cross multiply
    16,472.32x = 24,679.36 × 8,686.56
  4. Step 4: Simplify right side
    16,472.32x = 214,378,741.40
  5. Step 5: Solve for x
    x = 214,378,741.40/16,472.32
  6. Step 6: Final answer
    x = 13,014.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.