Home / 25,905.05-38,848.05-9,260.57

Finding the Fourth Proportional to 25,905.05, 38,848.05 and 9,260.57

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Solution

The fourth proportional to 25,905.05, 38,848.05 and 9,260.57 is: 13,887.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,905.05 : 38,848.05 = 9,260.57 : x
  2. Step 2: Convert to fraction form
    25,905.05/38,848.05 = 9,260.57/x
  3. Step 3: Cross multiply
    25,905.05x = 38,848.05 × 9,260.57
  4. Step 4: Simplify right side
    25,905.05x = 359,754,892.15
  5. Step 5: Solve for x
    x = 359,754,892.15/25,905.05
  6. Step 6: Final answer
    x = 13,887.45

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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.