Home / 14,370.60-21,555.86-4,509.92

Finding the Fourth Proportional to 14,370.60, 21,555.86 and 4,509.92

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Solution

The fourth proportional to 14,370.60, 21,555.86 and 4,509.92 is: 6,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.60 : 21,555.86 = 4,509.92 : x
  2. Step 2: Convert to fraction form
    14,370.60/21,555.86 = 4,509.92/x
  3. Step 3: Cross multiply
    14,370.60x = 21,555.86 × 4,509.92
  4. Step 4: Simplify right side
    14,370.60x = 97,215,204.13
  5. Step 5: Solve for x
    x = 97,215,204.13/14,370.60
  6. Step 6: Final answer
    x = 6,764.87

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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.