Home / 14,516.64-21,647.51-14,391.52

Finding the Fourth Proportional to 14,516.64, 21,647.51 and 14,391.52

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Solution

The fourth proportional to 14,516.64, 21,647.51 and 14,391.52 is: 21,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.64 : 21,647.51 = 14,391.52 : x
  2. Step 2: Convert to fraction form
    14,516.64/21,647.51 = 14,391.52/x
  3. Step 3: Cross multiply
    14,516.64x = 21,647.51 × 14,391.52
  4. Step 4: Simplify right side
    14,516.64x = 311,540,573.12
  5. Step 5: Solve for x
    x = 311,540,573.12/14,516.64
  6. Step 6: Final answer
    x = 21,460.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.