Home / 14,508.57-21,764.42-6,189.47

Finding the Fourth Proportional to 14,508.57, 21,764.42 and 6,189.47

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Solution

The fourth proportional to 14,508.57, 21,764.42 and 6,189.47 is: 9,284.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.57 : 21,764.42 = 6,189.47 : x
  2. Step 2: Convert to fraction form
    14,508.57/21,764.42 = 6,189.47/x
  3. Step 3: Cross multiply
    14,508.57x = 21,764.42 × 6,189.47
  4. Step 4: Simplify right side
    14,508.57x = 134,710,084.89
  5. Step 5: Solve for x
    x = 134,710,084.89/14,508.57
  6. Step 6: Final answer
    x = 9,284.86

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1.5x scale

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.