Home / 25,448.53-38,146.67-10,666.03

Finding the Fourth Proportional to 25,448.53, 38,146.67 and 10,666.03

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Solution

The fourth proportional to 25,448.53, 38,146.67 and 10,666.03 is: 15,988.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.53 : 38,146.67 = 10,666.03 : x
  2. Step 2: Convert to fraction form
    25,448.53/38,146.67 = 10,666.03/x
  3. Step 3: Cross multiply
    25,448.53x = 38,146.67 × 10,666.03
  4. Step 4: Simplify right side
    25,448.53x = 406,873,473.29
  5. Step 5: Solve for x
    x = 406,873,473.29/25,448.53
  6. Step 6: Final answer
    x = 15,988.09

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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.