Home / 16,959.18-25,429.44-13,471.50

Finding the Fourth Proportional to 16,959.18, 25,429.44 and 13,471.50

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Solution

The fourth proportional to 16,959.18, 25,429.44 and 13,471.50 is: 20,199.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,959.18 : 25,429.44 = 13,471.50 : x
  2. Step 2: Convert to fraction form
    16,959.18/25,429.44 = 13,471.50/x
  3. Step 3: Cross multiply
    16,959.18x = 25,429.44 × 13,471.50
  4. Step 4: Simplify right side
    16,959.18x = 342,572,700.96
  5. Step 5: Solve for x
    x = 342,572,700.96/16,959.18
  6. Step 6: Final answer
    x = 20,199.84

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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.