Home / 15,860.80-23,791.20-10,009.36

Finding the Fourth Proportional to 15,860.80, 23,791.20 and 10,009.36

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Solution

The fourth proportional to 15,860.80, 23,791.20 and 10,009.36 is: 15,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.80 : 23,791.20 = 10,009.36 : x
  2. Step 2: Convert to fraction form
    15,860.80/23,791.20 = 10,009.36/x
  3. Step 3: Cross multiply
    15,860.80x = 23,791.20 × 10,009.36
  4. Step 4: Simplify right side
    15,860.80x = 238,134,685.63
  5. Step 5: Solve for x
    x = 238,134,685.63/15,860.80
  6. Step 6: Final answer
    x = 15,014.04

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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.