Home / 25,009.74-34,525.98-19,331.66

Finding the Fourth Proportional to 25,009.74, 34,525.98 and 19,331.66

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Solution

The fourth proportional to 25,009.74, 34,525.98 and 19,331.66 is: 26,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,009.74 : 34,525.98 = 19,331.66 : x
  2. Step 2: Convert to fraction form
    25,009.74/34,525.98 = 19,331.66/x
  3. Step 3: Cross multiply
    25,009.74x = 34,525.98 × 19,331.66
  4. Step 4: Simplify right side
    25,009.74x = 667,444,237.24
  5. Step 5: Solve for x
    x = 667,444,237.24/25,009.74
  6. Step 6: Final answer
    x = 26,687.37

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1.5x scale

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.