Home / 39,824.65-59,699.58-13,510.99

Finding the Fourth Proportional to 39,824.65, 59,699.58 and 13,510.99

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Solution

The fourth proportional to 39,824.65, 59,699.58 and 13,510.99 is: 20,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,824.65 : 59,699.58 = 13,510.99 : x
  2. Step 2: Convert to fraction form
    39,824.65/59,699.58 = 13,510.99/x
  3. Step 3: Cross multiply
    39,824.65x = 59,699.58 × 13,510.99
  4. Step 4: Simplify right side
    39,824.65x = 806,600,428.38
  5. Step 5: Solve for x
    x = 806,600,428.38/39,824.65
  6. Step 6: Final answer
    x = 20,253.80

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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.