Home / 14,376.66-19,733.79-12,769.62

Finding the Fourth Proportional to 14,376.66, 19,733.79 and 12,769.62

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Solution

The fourth proportional to 14,376.66, 19,733.79 and 12,769.62 is: 17,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376.66 : 19,733.79 = 12,769.62 : x
  2. Step 2: Convert to fraction form
    14,376.66/19,733.79 = 12,769.62/x
  3. Step 3: Cross multiply
    14,376.66x = 19,733.79 × 12,769.62
  4. Step 4: Simplify right side
    14,376.66x = 251,992,999.46
  5. Step 5: Solve for x
    x = 251,992,999.46/14,376.66
  6. Step 6: Final answer
    x = 17,527.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.