Home / 14,378.48-21,569.90-4,516.83

Finding the Fourth Proportional to 14,378.48, 21,569.90 and 4,516.83

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Solution

The fourth proportional to 14,378.48, 21,569.90 and 4,516.83 is: 6,775.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378.48 : 21,569.90 = 4,516.83 : x
  2. Step 2: Convert to fraction form
    14,378.48/21,569.90 = 4,516.83/x
  3. Step 3: Cross multiply
    14,378.48x = 21,569.90 × 4,516.83
  4. Step 4: Simplify right side
    14,378.48x = 97,427,548.83
  5. Step 5: Solve for x
    x = 97,427,548.83/14,378.48
  6. Step 6: Final answer
    x = 6,775.93

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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.