Home / 16,120.47-24,180.81-7,349.25

Finding the Fourth Proportional to 16,120.47, 24,180.81 and 7,349.25

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Solution

The fourth proportional to 16,120.47, 24,180.81 and 7,349.25 is: 11,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.47 : 24,180.81 = 7,349.25 : x
  2. Step 2: Convert to fraction form
    16,120.47/24,180.81 = 7,349.25/x
  3. Step 3: Cross multiply
    16,120.47x = 24,180.81 × 7,349.25
  4. Step 4: Simplify right side
    16,120.47x = 177,710,817.89
  5. Step 5: Solve for x
    x = 177,710,817.89/16,120.47
  6. Step 6: Final answer
    x = 11,023.92

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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.