Home / 39,689.94-54,774.86-26,237.87

Finding the Fourth Proportional to 39,689.94, 54,774.86 and 26,237.87

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Solution

The fourth proportional to 39,689.94, 54,774.86 and 26,237.87 is: 36,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689.94 : 54,774.86 = 26,237.87 : x
  2. Step 2: Convert to fraction form
    39,689.94/54,774.86 = 26,237.87/x
  3. Step 3: Cross multiply
    39,689.94x = 54,774.86 × 26,237.87
  4. Step 4: Simplify right side
    39,689.94x = 1,437,175,250.88
  5. Step 5: Solve for x
    x = 1,437,175,250.88/39,689.94
  6. Step 6: Final answer
    x = 36,210.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.