Home / 54,985.47-82,441.22-25,386.99

Finding the Fourth Proportional to 54,985.47, 82,441.22 and 25,386.99

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Solution

The fourth proportional to 54,985.47, 82,441.22 and 25,386.99 is: 38,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,985.47 : 82,441.22 = 25,386.99 : x
  2. Step 2: Convert to fraction form
    54,985.47/82,441.22 = 25,386.99/x
  3. Step 3: Cross multiply
    54,985.47x = 82,441.22 × 25,386.99
  4. Step 4: Simplify right side
    54,985.47x = 2,092,934,300.79
  5. Step 5: Solve for x
    x = 2,092,934,300.79/54,985.47
  6. Step 6: Final answer
    x = 38,063.41

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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.