Home / 25,522.89-38,288.41-8,887.65

Finding the Fourth Proportional to 25,522.89, 38,288.41 and 8,887.65

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Solution

The fourth proportional to 25,522.89, 38,288.41 and 8,887.65 is: 13,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,522.89 : 38,288.41 = 8,887.65 : x
  2. Step 2: Convert to fraction form
    25,522.89/38,288.41 = 8,887.65/x
  3. Step 3: Cross multiply
    25,522.89x = 38,288.41 × 8,887.65
  4. Step 4: Simplify right side
    25,522.89x = 340,293,871.33
  5. Step 5: Solve for x
    x = 340,293,871.33/25,522.89
  6. Step 6: Final answer
    x = 13,332.89

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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.