Home / 49,064.10-73,596.15-12,128.10

Finding the Fourth Proportional to 49,064.10, 73,596.15 and 12,128.10

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Solution

The fourth proportional to 49,064.10, 73,596.15 and 12,128.10 is: 18,192.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,064.10 : 73,596.15 = 12,128.10 : x
  2. Step 2: Convert to fraction form
    49,064.10/73,596.15 = 12,128.10/x
  3. Step 3: Cross multiply
    49,064.10x = 73,596.15 × 12,128.10
  4. Step 4: Simplify right side
    49,064.10x = 892,581,466.82
  5. Step 5: Solve for x
    x = 892,581,466.82/49,064.10
  6. Step 6: Final answer
    x = 18,192.15

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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.