Home / 16,438.32-24,661.20-4,752.48

Finding the Fourth Proportional to 16,438.32, 24,661.20 and 4,752.48

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Solution

The fourth proportional to 16,438.32, 24,661.20 and 4,752.48 is: 7,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,438.32 : 24,661.20 = 4,752.48 : x
  2. Step 2: Convert to fraction form
    16,438.32/24,661.20 = 4,752.48/x
  3. Step 3: Cross multiply
    16,438.32x = 24,661.20 × 4,752.48
  4. Step 4: Simplify right side
    16,438.32x = 117,201,859.78
  5. Step 5: Solve for x
    x = 117,201,859.78/16,438.32
  6. Step 6: Final answer
    x = 7,129.80

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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.