Home / 25,990.41-39,018.42-14,907.18

Finding the Fourth Proportional to 25,990.41, 39,018.42 and 14,907.18

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Solution

The fourth proportional to 25,990.41, 39,018.42 and 14,907.18 is: 22,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,990.41 : 39,018.42 = 14,907.18 : x
  2. Step 2: Convert to fraction form
    25,990.41/39,018.42 = 14,907.18/x
  3. Step 3: Cross multiply
    25,990.41x = 39,018.42 × 14,907.18
  4. Step 4: Simplify right side
    25,990.41x = 581,654,610.26
  5. Step 5: Solve for x
    x = 581,654,610.26/25,990.41
  6. Step 6: Final answer
    x = 22,379.59

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1.5x scale

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.