Home / 14,768.66-22,155.20-4,770.06

Finding the Fourth Proportional to 14,768.66, 22,155.20 and 4,770.06

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Solution

The fourth proportional to 14,768.66, 22,155.20 and 4,770.06 is: 7,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.66 : 22,155.20 = 4,770.06 : x
  2. Step 2: Convert to fraction form
    14,768.66/22,155.20 = 4,770.06/x
  3. Step 3: Cross multiply
    14,768.66x = 22,155.20 × 4,770.06
  4. Step 4: Simplify right side
    14,768.66x = 105,681,609.46
  5. Step 5: Solve for x
    x = 105,681,609.46/14,768.66
  6. Step 6: Final answer
    x = 7,155.80

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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.