Home / 26,368.17-39,546.99-7,643.40

Finding the Fourth Proportional to 26,368.17, 39,546.99 and 7,643.40

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Solution

The fourth proportional to 26,368.17, 39,546.99 and 7,643.40 is: 11,463.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.17 : 39,546.99 = 7,643.40 : x
  2. Step 2: Convert to fraction form
    26,368.17/39,546.99 = 7,643.40/x
  3. Step 3: Cross multiply
    26,368.17x = 39,546.99 × 7,643.40
  4. Step 4: Simplify right side
    26,368.17x = 302,273,463.37
  5. Step 5: Solve for x
    x = 302,273,463.37/26,368.17
  6. Step 6: Final answer
    x = 11,463.57

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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.