Home / 25,288.70-34,890.86-16,328.02

Finding the Fourth Proportional to 25,288.70, 34,890.86 and 16,328.02

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Solution

The fourth proportional to 25,288.70, 34,890.86 and 16,328.02 is: 22,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.70 : 34,890.86 = 16,328.02 : x
  2. Step 2: Convert to fraction form
    25,288.70/34,890.86 = 16,328.02/x
  3. Step 3: Cross multiply
    25,288.70x = 34,890.86 × 16,328.02
  4. Step 4: Simplify right side
    25,288.70x = 569,698,659.90
  5. Step 5: Solve for x
    x = 569,698,659.90/25,288.70
  6. Step 6: Final answer
    x = 22,527.80

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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.