Home / 25,714.95-38,564.86-10,923.75

Finding the Fourth Proportional to 25,714.95, 38,564.86 and 10,923.75

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Solution

The fourth proportional to 25,714.95, 38,564.86 and 10,923.75 is: 16,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,714.95 : 38,564.86 = 10,923.75 : x
  2. Step 2: Convert to fraction form
    25,714.95/38,564.86 = 10,923.75/x
  3. Step 3: Cross multiply
    25,714.95x = 38,564.86 × 10,923.75
  4. Step 4: Simplify right side
    25,714.95x = 421,272,889.43
  5. Step 5: Solve for x
    x = 421,272,889.43/25,714.95
  6. Step 6: Final answer
    x = 16,382.41

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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.