Home / 14,575.28-21,858.06-4,711.92

Finding the Fourth Proportional to 14,575.28, 21,858.06 and 4,711.92

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Solution

The fourth proportional to 14,575.28, 21,858.06 and 4,711.92 is: 7,066.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.28 : 21,858.06 = 4,711.92 : x
  2. Step 2: Convert to fraction form
    14,575.28/21,858.06 = 4,711.92/x
  3. Step 3: Cross multiply
    14,575.28x = 21,858.06 × 4,711.92
  4. Step 4: Simplify right side
    14,575.28x = 102,993,430.08
  5. Step 5: Solve for x
    x = 102,993,430.08/14,575.28
  6. Step 6: Final answer
    x = 7,066.31

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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.