Home / 14,983.88-22,470.15-4,986.86

Finding the Fourth Proportional to 14,983.88, 22,470.15 and 4,986.86

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Solution

The fourth proportional to 14,983.88, 22,470.15 and 4,986.86 is: 7,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.88 : 22,470.15 = 4,986.86 : x
  2. Step 2: Convert to fraction form
    14,983.88/22,470.15 = 4,986.86/x
  3. Step 3: Cross multiply
    14,983.88x = 22,470.15 × 4,986.86
  4. Step 4: Simplify right side
    14,983.88x = 112,055,492.23
  5. Step 5: Solve for x
    x = 112,055,492.23/14,983.88
  6. Step 6: Final answer
    x = 7,478.40

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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.