Home / 29,085.52-43,639.29-19,812.99

Finding the Fourth Proportional to 29,085.52, 43,639.29 and 19,812.99

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Solution

The fourth proportional to 29,085.52, 43,639.29 and 19,812.99 is: 29,726.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085.52 : 43,639.29 = 19,812.99 : x
  2. Step 2: Convert to fraction form
    29,085.52/43,639.29 = 19,812.99/x
  3. Step 3: Cross multiply
    29,085.52x = 43,639.29 × 19,812.99
  4. Step 4: Simplify right side
    29,085.52x = 864,624,816.38
  5. Step 5: Solve for x
    x = 864,624,816.38/29,085.52
  6. Step 6: Final answer
    x = 29,726.98

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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.