Home / 25,835.74-35,644.14-16,888.40

Finding the Fourth Proportional to 25,835.74, 35,644.14 and 16,888.40

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Solution

The fourth proportional to 25,835.74, 35,644.14 and 16,888.40 is: 23,299.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,835.74 : 35,644.14 = 16,888.40 : x
  2. Step 2: Convert to fraction form
    25,835.74/35,644.14 = 16,888.40/x
  3. Step 3: Cross multiply
    25,835.74x = 35,644.14 × 16,888.40
  4. Step 4: Simplify right side
    25,835.74x = 601,972,493.98
  5. Step 5: Solve for x
    x = 601,972,493.98/25,835.74
  6. Step 6: Final answer
    x = 23,299.99

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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.