Home / 13,903.26-20,875.69-12,034.94

Finding the Fourth Proportional to 13,903.26, 20,875.69 and 12,034.94

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Solution

The fourth proportional to 13,903.26, 20,875.69 and 12,034.94 is: 18,070.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903.26 : 20,875.69 = 12,034.94 : x
  2. Step 2: Convert to fraction form
    13,903.26/20,875.69 = 12,034.94/x
  3. Step 3: Cross multiply
    13,903.26x = 20,875.69 × 12,034.94
  4. Step 4: Simplify right side
    13,903.26x = 251,237,676.61
  5. Step 5: Solve for x
    x = 251,237,676.61/13,903.26
  6. Step 6: Final answer
    x = 18,070.41

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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.