Home / 25,045.48-34,493.07-19,359.28

Finding the Fourth Proportional to 25,045.48, 34,493.07 and 19,359.28

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Solution

The fourth proportional to 25,045.48, 34,493.07 and 19,359.28 is: 26,661.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,045.48 : 34,493.07 = 19,359.28 : x
  2. Step 2: Convert to fraction form
    25,045.48/34,493.07 = 19,359.28/x
  3. Step 3: Cross multiply
    25,045.48x = 34,493.07 × 19,359.28
  4. Step 4: Simplify right side
    25,045.48x = 667,761,000.19
  5. Step 5: Solve for x
    x = 667,761,000.19/25,045.48
  6. Step 6: Final answer
    x = 26,661.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.