Home / 19,359.65-29,037.87-13,713.99

Finding the Fourth Proportional to 19,359.65, 29,037.87 and 13,713.99

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Solution

The fourth proportional to 19,359.65, 29,037.87 and 13,713.99 is: 20,569.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.65 : 29,037.87 = 13,713.99 : x
  2. Step 2: Convert to fraction form
    19,359.65/29,037.87 = 13,713.99/x
  3. Step 3: Cross multiply
    19,359.65x = 29,037.87 × 13,713.99
  4. Step 4: Simplify right side
    19,359.65x = 398,225,167.69
  5. Step 5: Solve for x
    x = 398,225,167.69/19,359.65
  6. Step 6: Final answer
    x = 20,569.86

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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.