Home / 16,974.80-25,433.40-14,037.20

Finding the Fourth Proportional to 16,974.80, 25,433.40 and 14,037.20

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Solution

The fourth proportional to 16,974.80, 25,433.40 and 14,037.20 is: 21,031.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,974.80 : 25,433.40 = 14,037.20 : x
  2. Step 2: Convert to fraction form
    16,974.80/25,433.40 = 14,037.20/x
  3. Step 3: Cross multiply
    16,974.80x = 25,433.40 × 14,037.20
  4. Step 4: Simplify right side
    16,974.80x = 357,013,722.48
  5. Step 5: Solve for x
    x = 357,013,722.48/16,974.80
  6. Step 6: Final answer
    x = 21,031.98

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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.