Home / 26,247.49-39,359.69-9,603.20

Finding the Fourth Proportional to 26,247.49, 39,359.69 and 9,603.20

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Solution

The fourth proportional to 26,247.49, 39,359.69 and 9,603.20 is: 14,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.49 : 39,359.69 = 9,603.20 : x
  2. Step 2: Convert to fraction form
    26,247.49/39,359.69 = 9,603.20/x
  3. Step 3: Cross multiply
    26,247.49x = 39,359.69 × 9,603.20
  4. Step 4: Simplify right side
    26,247.49x = 377,979,061.40
  5. Step 5: Solve for x
    x = 377,979,061.40/26,247.49
  6. Step 6: Final answer
    x = 14,400.58

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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.