Home / 16,854.80-25,296.60-7,509.20

Finding the Fourth Proportional to 16,854.80, 25,296.60 and 7,509.20

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Solution

The fourth proportional to 16,854.80, 25,296.60 and 7,509.20 is: 11,270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.80 : 25,296.60 = 7,509.20 : x
  2. Step 2: Convert to fraction form
    16,854.80/25,296.60 = 7,509.20/x
  3. Step 3: Cross multiply
    16,854.80x = 25,296.60 × 7,509.20
  4. Step 4: Simplify right side
    16,854.80x = 189,957,228.72
  5. Step 5: Solve for x
    x = 189,957,228.72/16,854.80
  6. Step 6: Final answer
    x = 11,270.22

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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.