Home / 12,500.89-18,748.06-5,004.14

Finding the Fourth Proportional to 12,500.89, 18,748.06 and 5,004.14

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Solution

The fourth proportional to 12,500.89, 18,748.06 and 5,004.14 is: 7,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.89 : 18,748.06 = 5,004.14 : x
  2. Step 2: Convert to fraction form
    12,500.89/18,748.06 = 5,004.14/x
  3. Step 3: Cross multiply
    12,500.89x = 18,748.06 × 5,004.14
  4. Step 4: Simplify right side
    12,500.89x = 93,817,810.72
  5. Step 5: Solve for x
    x = 93,817,810.72/12,500.89
  6. Step 6: Final answer
    x = 7,504.89

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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.