Home / 25,959.67-39,009.85-14,122.19

Finding the Fourth Proportional to 25,959.67, 39,009.85 and 14,122.19

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Solution

The fourth proportional to 25,959.67, 39,009.85 and 14,122.19 is: 21,221.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,959.67 : 39,009.85 = 14,122.19 : x
  2. Step 2: Convert to fraction form
    25,959.67/39,009.85 = 14,122.19/x
  3. Step 3: Cross multiply
    25,959.67x = 39,009.85 × 14,122.19
  4. Step 4: Simplify right side
    25,959.67x = 550,904,551.98
  5. Step 5: Solve for x
    x = 550,904,551.98/25,959.67
  6. Step 6: Final answer
    x = 21,221.56

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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.