Home / 19,516.50-29,274.82-4,725.39

Finding the Fourth Proportional to 19,516.50, 29,274.82 and 4,725.39

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Solution

The fourth proportional to 19,516.50, 29,274.82 and 4,725.39 is: 7,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.50 : 29,274.82 = 4,725.39 : x
  2. Step 2: Convert to fraction form
    19,516.50/29,274.82 = 4,725.39/x
  3. Step 3: Cross multiply
    19,516.50x = 29,274.82 × 4,725.39
  4. Step 4: Simplify right side
    19,516.50x = 138,334,941.68
  5. Step 5: Solve for x
    x = 138,334,941.68/19,516.50
  6. Step 6: Final answer
    x = 7,088.10

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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.