Home / 47,604.08-71,391.72-14,315.31

Finding the Fourth Proportional to 47,604.08, 71,391.72 and 14,315.31

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Solution

The fourth proportional to 47,604.08, 71,391.72 and 14,315.31 is: 21,468.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,604.08 : 71,391.72 = 14,315.31 : x
  2. Step 2: Convert to fraction form
    47,604.08/71,391.72 = 14,315.31/x
  3. Step 3: Cross multiply
    47,604.08x = 71,391.72 × 14,315.31
  4. Step 4: Simplify right side
    47,604.08x = 1,021,994,603.23
  5. Step 5: Solve for x
    x = 1,021,994,603.23/47,604.08
  6. Step 6: Final answer
    x = 21,468.64

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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.