Home / 16,819.76-23,193.70-12,564.16

Finding the Fourth Proportional to 16,819.76, 23,193.70 and 12,564.16

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Solution

The fourth proportional to 16,819.76, 23,193.70 and 12,564.16 is: 17,325.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.76 : 23,193.70 = 12,564.16 : x
  2. Step 2: Convert to fraction form
    16,819.76/23,193.70 = 12,564.16/x
  3. Step 3: Cross multiply
    16,819.76x = 23,193.70 × 12,564.16
  4. Step 4: Simplify right side
    16,819.76x = 291,409,268.40
  5. Step 5: Solve for x
    x = 291,409,268.40/16,819.76
  6. Step 6: Final answer
    x = 17,325.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.