Home / 32,130.32-48,198.36-8,756.88

Finding the Fourth Proportional to 32,130.32, 48,198.36 and 8,756.88

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Solution

The fourth proportional to 32,130.32, 48,198.36 and 8,756.88 is: 13,136.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,130.32 : 48,198.36 = 8,756.88 : x
  2. Step 2: Convert to fraction form
    32,130.32/48,198.36 = 8,756.88/x
  3. Step 3: Cross multiply
    32,130.32x = 48,198.36 × 8,756.88
  4. Step 4: Simplify right side
    32,130.32x = 422,067,254.72
  5. Step 5: Solve for x
    x = 422,067,254.72/32,130.32
  6. Step 6: Final answer
    x = 13,136.10

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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.