Home / 11,050.80-16,565.40-9,884.40

Finding the Fourth Proportional to 11,050.80, 16,565.40 and 9,884.40

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Solution

The fourth proportional to 11,050.80, 16,565.40 and 9,884.40 is: 14,816.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,050.80 : 16,565.40 = 9,884.40 : x
  2. Step 2: Convert to fraction form
    11,050.80/16,565.40 = 9,884.40/x
  3. Step 3: Cross multiply
    11,050.80x = 16,565.40 × 9,884.40
  4. Step 4: Simplify right side
    11,050.80x = 163,739,039.76
  5. Step 5: Solve for x
    x = 163,739,039.76/11,050.80
  6. Step 6: Final answer
    x = 14,816.94

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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.