Home / 47,983.86-71,975.88-14,703.72

Finding the Fourth Proportional to 47,983.86, 71,975.88 and 14,703.72

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Solution

The fourth proportional to 47,983.86, 71,975.88 and 14,703.72 is: 22,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,983.86 : 71,975.88 = 14,703.72 : x
  2. Step 2: Convert to fraction form
    47,983.86/71,975.88 = 14,703.72/x
  3. Step 3: Cross multiply
    47,983.86x = 71,975.88 × 14,703.72
  4. Step 4: Simplify right side
    47,983.86x = 1,058,313,186.27
  5. Step 5: Solve for x
    x = 1,058,313,186.27/47,983.86
  6. Step 6: Final answer
    x = 22,055.61

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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.