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Finding the Fourth Proportional to 25,922, 38,888.76 and 9,506

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Solution

The fourth proportional to 25,922, 38,888.76 and 9,506 is: 14,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,922 : 38,888.76 = 9,506 : x
  2. Step 2: Convert to fraction form
    25,922/38,888.76 = 9,506/x
  3. Step 3: Cross multiply
    25,922x = 38,888.76 × 9,506
  4. Step 4: Simplify right side
    25,922x = 369,676,552.56
  5. Step 5: Solve for x
    x = 369,676,552.56/25,922
  6. Step 6: Final answer
    x = 14,261.11

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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.