Home / 25,189.86-34,763.74-16,677.34

Finding the Fourth Proportional to 25,189.86, 34,763.74 and 16,677.34

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Solution

The fourth proportional to 25,189.86, 34,763.74 and 16,677.34 is: 23,015.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.86 : 34,763.74 = 16,677.34 : x
  2. Step 2: Convert to fraction form
    25,189.86/34,763.74 = 16,677.34/x
  3. Step 3: Cross multiply
    25,189.86x = 34,763.74 × 16,677.34
  4. Step 4: Simplify right side
    25,189.86x = 579,766,711.65
  5. Step 5: Solve for x
    x = 579,766,711.65/25,189.86
  6. Step 6: Final answer
    x = 23,015.88

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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.