Home / 14,871.81-22,310.55-5,011.29

Finding the Fourth Proportional to 14,871.81, 22,310.55 and 5,011.29

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Solution

The fourth proportional to 14,871.81, 22,310.55 and 5,011.29 is: 7,517.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,871.81 : 22,310.55 = 5,011.29 : x
  2. Step 2: Convert to fraction form
    14,871.81/22,310.55 = 5,011.29/x
  3. Step 3: Cross multiply
    14,871.81x = 22,310.55 × 5,011.29
  4. Step 4: Simplify right side
    14,871.81x = 111,804,636.11
  5. Step 5: Solve for x
    x = 111,804,636.11/14,871.81
  6. Step 6: Final answer
    x = 7,517.89

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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.