Home / 16,852.80-25,293.60-7,507.20

Finding the Fourth Proportional to 16,852.80, 25,293.60 and 7,507.20

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Solution

The fourth proportional to 16,852.80, 25,293.60 and 7,507.20 is: 11,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,852.80 : 25,293.60 = 7,507.20 : x
  2. Step 2: Convert to fraction form
    16,852.80/25,293.60 = 7,507.20/x
  3. Step 3: Cross multiply
    16,852.80x = 25,293.60 × 7,507.20
  4. Step 4: Simplify right side
    16,852.80x = 189,884,113.92
  5. Step 5: Solve for x
    x = 189,884,113.92/16,852.80
  6. Step 6: Final answer
    x = 11,267.21

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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.