Home / 12,504.76-18,746.10-4,719.04

Finding the Fourth Proportional to 12,504.76, 18,746.10 and 4,719.04

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Solution

The fourth proportional to 12,504.76, 18,746.10 and 4,719.04 is: 7,074.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.76 : 18,746.10 = 4,719.04 : x
  2. Step 2: Convert to fraction form
    12,504.76/18,746.10 = 4,719.04/x
  3. Step 3: Cross multiply
    12,504.76x = 18,746.10 × 4,719.04
  4. Step 4: Simplify right side
    12,504.76x = 88,463,595.74
  5. Step 5: Solve for x
    x = 88,463,595.74/12,504.76
  6. Step 6: Final answer
    x = 7,074.39

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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.