Home / 14,871.04-22,341.12-8,719.36

Finding the Fourth Proportional to 14,871.04, 22,341.12 and 8,719.36

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Solution

The fourth proportional to 14,871.04, 22,341.12 and 8,719.36 is: 13,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,871.04 : 22,341.12 = 8,719.36 : x
  2. Step 2: Convert to fraction form
    14,871.04/22,341.12 = 8,719.36/x
  3. Step 3: Cross multiply
    14,871.04x = 22,341.12 × 8,719.36
  4. Step 4: Simplify right side
    14,871.04x = 194,800,268.08
  5. Step 5: Solve for x
    x = 194,800,268.08/14,871.04
  6. Step 6: Final answer
    x = 13,099.30

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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.