Home / 14,605.38-21,903.45-4,742.35

Finding the Fourth Proportional to 14,605.38, 21,903.45 and 4,742.35

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Solution

The fourth proportional to 14,605.38, 21,903.45 and 4,742.35 is: 7,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605.38 : 21,903.45 = 4,742.35 : x
  2. Step 2: Convert to fraction form
    14,605.38/21,903.45 = 4,742.35/x
  3. Step 3: Cross multiply
    14,605.38x = 21,903.45 × 4,742.35
  4. Step 4: Simplify right side
    14,605.38x = 103,873,826.11
  5. Step 5: Solve for x
    x = 103,873,826.11/14,605.38
  6. Step 6: Final answer
    x = 7,112.02

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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.