Home / 25,139.87-37,696.89-13,300.03

Finding the Fourth Proportional to 25,139.87, 37,696.89 and 13,300.03

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Solution

The fourth proportional to 25,139.87, 37,696.89 and 13,300.03 is: 19,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.87 : 37,696.89 = 13,300.03 : x
  2. Step 2: Convert to fraction form
    25,139.87/37,696.89 = 13,300.03/x
  3. Step 3: Cross multiply
    25,139.87x = 37,696.89 × 13,300.03
  4. Step 4: Simplify right side
    25,139.87x = 501,369,864.90
  5. Step 5: Solve for x
    x = 501,369,864.90/25,139.87
  6. Step 6: Final answer
    x = 19,943.22

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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.