Home / 19,024.80-28,537.20-16,983.60

Finding the Fourth Proportional to 19,024.80, 28,537.20 and 16,983.60

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Solution

The fourth proportional to 19,024.80, 28,537.20 and 16,983.60 is: 25,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.80 : 28,537.20 = 16,983.60 : x
  2. Step 2: Convert to fraction form
    19,024.80/28,537.20 = 16,983.60/x
  3. Step 3: Cross multiply
    19,024.80x = 28,537.20 × 16,983.60
  4. Step 4: Simplify right side
    19,024.80x = 484,664,389.92
  5. Step 5: Solve for x
    x = 484,664,389.92/19,024.80
  6. Step 6: Final answer
    x = 25,475.40

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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.