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Finding the Fourth Proportional to 25,362.90, 35,008.92 and 17,811.06

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Solution

The fourth proportional to 25,362.90, 35,008.92 and 17,811.06 is: 24,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,362.90 : 35,008.92 = 17,811.06 : x
  2. Step 2: Convert to fraction form
    25,362.90/35,008.92 = 17,811.06/x
  3. Step 3: Cross multiply
    25,362.90x = 35,008.92 × 17,811.06
  4. Step 4: Simplify right side
    25,362.90x = 623,545,974.66
  5. Step 5: Solve for x
    x = 623,545,974.66/25,362.90
  6. Step 6: Final answer
    x = 24,584.96

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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.