Home / 29,318.81-43,990.66-14,528.00

Finding the Fourth Proportional to 29,318.81, 43,990.66 and 14,528.00

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Solution

The fourth proportional to 29,318.81, 43,990.66 and 14,528.00 is: 21,798.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.81 : 43,990.66 = 14,528.00 : x
  2. Step 2: Convert to fraction form
    29,318.81/43,990.66 = 14,528.00/x
  3. Step 3: Cross multiply
    29,318.81x = 43,990.66 × 14,528.00
  4. Step 4: Simplify right side
    29,318.81x = 639,096,527.92
  5. Step 5: Solve for x
    x = 639,096,527.92/29,318.81
  6. Step 6: Final answer
    x = 21,798.18

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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.