Home / 14,604.15-21,907.01-4,742.70

Finding the Fourth Proportional to 14,604.15, 21,907.01 and 4,742.70

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Solution

The fourth proportional to 14,604.15, 21,907.01 and 4,742.70 is: 7,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,604.15 : 21,907.01 = 4,742.70 : x
  2. Step 2: Convert to fraction form
    14,604.15/21,907.01 = 4,742.70/x
  3. Step 3: Cross multiply
    14,604.15x = 21,907.01 × 4,742.70
  4. Step 4: Simplify right side
    14,604.15x = 103,898,352.61
  5. Step 5: Solve for x
    x = 103,898,352.61/14,604.15
  6. Step 6: Final answer
    x = 7,114.30

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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.