Home / 15,202.08-20,973.33-8,913.24

Finding the Fourth Proportional to 15,202.08, 20,973.33 and 8,913.24

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Solution

The fourth proportional to 15,202.08, 20,973.33 and 8,913.24 is: 12,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,202.08 : 20,973.33 = 8,913.24 : x
  2. Step 2: Convert to fraction form
    15,202.08/20,973.33 = 8,913.24/x
  3. Step 3: Cross multiply
    15,202.08x = 20,973.33 × 8,913.24
  4. Step 4: Simplify right side
    15,202.08x = 186,940,323.89
  5. Step 5: Solve for x
    x = 186,940,323.89/15,202.08
  6. Step 6: Final answer
    x = 12,297.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.