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Finding the Fourth Proportional to 25,900.94, 38,851.41 and 11,652.77

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Solution

The fourth proportional to 25,900.94, 38,851.41 and 11,652.77 is: 17,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900.94 : 38,851.41 = 11,652.77 : x
  2. Step 2: Convert to fraction form
    25,900.94/38,851.41 = 11,652.77/x
  3. Step 3: Cross multiply
    25,900.94x = 38,851.41 × 11,652.77
  4. Step 4: Simplify right side
    25,900.94x = 452,726,292.38
  5. Step 5: Solve for x
    x = 452,726,292.38/25,900.94
  6. Step 6: Final answer
    x = 17,479.15

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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.