Home / 12,529.04-18,798.48-5,137.04

Finding the Fourth Proportional to 12,529.04, 18,798.48 and 5,137.04

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Solution

The fourth proportional to 12,529.04, 18,798.48 and 5,137.04 is: 7,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529.04 : 18,798.48 = 5,137.04 : x
  2. Step 2: Convert to fraction form
    12,529.04/18,798.48 = 5,137.04/x
  3. Step 3: Cross multiply
    12,529.04x = 18,798.48 × 5,137.04
  4. Step 4: Simplify right side
    12,529.04x = 96,568,543.70
  5. Step 5: Solve for x
    x = 96,568,543.70/12,529.04
  6. Step 6: Final answer
    x = 7,707.58

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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.