Home / 26,655.49-39,985.54-6,934.04

Finding the Fourth Proportional to 26,655.49, 39,985.54 and 6,934.04

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Solution

The fourth proportional to 26,655.49, 39,985.54 and 6,934.04 is: 10,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.49 : 39,985.54 = 6,934.04 : x
  2. Step 2: Convert to fraction form
    26,655.49/39,985.54 = 6,934.04/x
  3. Step 3: Cross multiply
    26,655.49x = 39,985.54 × 6,934.04
  4. Step 4: Simplify right side
    26,655.49x = 277,261,425.40
  5. Step 5: Solve for x
    x = 277,261,425.40/26,655.49
  6. Step 6: Final answer
    x = 10,401.66

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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.