Home / 47,907.36-71,830.92-14,616.36

Finding the Fourth Proportional to 47,907.36, 71,830.92 and 14,616.36

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Solution

The fourth proportional to 47,907.36, 71,830.92 and 14,616.36 is: 21,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.36 : 71,830.92 = 14,616.36 : x
  2. Step 2: Convert to fraction form
    47,907.36/71,830.92 = 14,616.36/x
  3. Step 3: Cross multiply
    47,907.36x = 71,830.92 × 14,616.36
  4. Step 4: Simplify right side
    47,907.36x = 1,049,906,585.85
  5. Step 5: Solve for x
    x = 1,049,906,585.85/47,907.36
  6. Step 6: Final answer
    x = 21,915.35

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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.