Home / 16,873.60-25,294.20-13,123.30

Finding the Fourth Proportional to 16,873.60, 25,294.20 and 13,123.30

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Solution

The fourth proportional to 16,873.60, 25,294.20 and 13,123.30 is: 19,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873.60 : 25,294.20 = 13,123.30 : x
  2. Step 2: Convert to fraction form
    16,873.60/25,294.20 = 13,123.30/x
  3. Step 3: Cross multiply
    16,873.60x = 25,294.20 × 13,123.30
  4. Step 4: Simplify right side
    16,873.60x = 331,943,374.86
  5. Step 5: Solve for x
    x = 331,943,374.86/16,873.60
  6. Step 6: Final answer
    x = 19,672.35

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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.