Home / 16,420.32-24,640.20-6,039.36

Finding the Fourth Proportional to 16,420.32, 24,640.20 and 6,039.36

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Solution

The fourth proportional to 16,420.32, 24,640.20 and 6,039.36 is: 9,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,420.32 : 24,640.20 = 6,039.36 : x
  2. Step 2: Convert to fraction form
    16,420.32/24,640.20 = 6,039.36/x
  3. Step 3: Cross multiply
    16,420.32x = 24,640.20 × 6,039.36
  4. Step 4: Simplify right side
    16,420.32x = 148,811,038.27
  5. Step 5: Solve for x
    x = 148,811,038.27/16,420.32
  6. Step 6: Final answer
    x = 9,062.61

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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.