Home / 14,958.98-20,652.24-13,298.39

Finding the Fourth Proportional to 14,958.98, 20,652.24 and 13,298.39

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Solution

The fourth proportional to 14,958.98, 20,652.24 and 13,298.39 is: 18,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,958.98 : 20,652.24 = 13,298.39 : x
  2. Step 2: Convert to fraction form
    14,958.98/20,652.24 = 13,298.39/x
  3. Step 3: Cross multiply
    14,958.98x = 20,652.24 × 13,298.39
  4. Step 4: Simplify right side
    14,958.98x = 274,641,438.63
  5. Step 5: Solve for x
    x = 274,641,438.63/14,958.98
  6. Step 6: Final answer
    x = 18,359.64

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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.