Home / 16,285.80-24,444.90-7,975.20

Finding the Fourth Proportional to 16,285.80, 24,444.90 and 7,975.20

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Solution

The fourth proportional to 16,285.80, 24,444.90 and 7,975.20 is: 11,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.80 : 24,444.90 = 7,975.20 : x
  2. Step 2: Convert to fraction form
    16,285.80/24,444.90 = 7,975.20/x
  3. Step 3: Cross multiply
    16,285.80x = 24,444.90 × 7,975.20
  4. Step 4: Simplify right side
    16,285.80x = 194,952,966.48
  5. Step 5: Solve for x
    x = 194,952,966.48/16,285.80
  6. Step 6: Final answer
    x = 11,970.73

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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.