Home / 14,790.94-22,188.90-6,470.75

Finding the Fourth Proportional to 14,790.94, 22,188.90 and 6,470.75

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Solution

The fourth proportional to 14,790.94, 22,188.90 and 6,470.75 is: 9,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790.94 : 22,188.90 = 6,470.75 : x
  2. Step 2: Convert to fraction form
    14,790.94/22,188.90 = 6,470.75/x
  3. Step 3: Cross multiply
    14,790.94x = 22,188.90 × 6,470.75
  4. Step 4: Simplify right side
    14,790.94x = 143,578,904.41
  5. Step 5: Solve for x
    x = 143,578,904.41/14,790.94
  6. Step 6: Final answer
    x = 9,707.22

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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.