Home / 14,871.25-22,310.12-5,637.25

Finding the Fourth Proportional to 14,871.25, 22,310.12 and 5,637.25

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Solution

The fourth proportional to 14,871.25, 22,310.12 and 5,637.25 is: 8,457.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,871.25 : 22,310.12 = 5,637.25 : x
  2. Step 2: Convert to fraction form
    14,871.25/22,310.12 = 5,637.25/x
  3. Step 3: Cross multiply
    14,871.25x = 22,310.12 × 5,637.25
  4. Step 4: Simplify right side
    14,871.25x = 125,767,723.97
  5. Step 5: Solve for x
    x = 125,767,723.97/14,871.25
  6. Step 6: Final answer
    x = 8,457.11

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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.