Home / 15,871.43-23,808.12-4,184.64

Finding the Fourth Proportional to 15,871.43, 23,808.12 and 4,184.64

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Solution

The fourth proportional to 15,871.43, 23,808.12 and 4,184.64 is: 6,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,871.43 : 23,808.12 = 4,184.64 : x
  2. Step 2: Convert to fraction form
    15,871.43/23,808.12 = 4,184.64/x
  3. Step 3: Cross multiply
    15,871.43x = 23,808.12 × 4,184.64
  4. Step 4: Simplify right side
    15,871.43x = 99,628,411.28
  5. Step 5: Solve for x
    x = 99,628,411.28/15,871.43
  6. Step 6: Final answer
    x = 6,277.22

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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.