Home / 25,427.16-38,140.73-9,844.79

Finding the Fourth Proportional to 25,427.16, 38,140.73 and 9,844.79

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Solution

The fourth proportional to 25,427.16, 38,140.73 and 9,844.79 is: 14,767.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,427.16 : 38,140.73 = 9,844.79 : x
  2. Step 2: Convert to fraction form
    25,427.16/38,140.73 = 9,844.79/x
  3. Step 3: Cross multiply
    25,427.16x = 38,140.73 × 9,844.79
  4. Step 4: Simplify right side
    25,427.16x = 375,487,311.21
  5. Step 5: Solve for x
    x = 375,487,311.21/25,427.16
  6. Step 6: Final answer
    x = 14,767.17

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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.