Home / 49,033.12-67,666-26,677.28

Finding the Fourth Proportional to 49,033.12, 67,666 and 26,677.28

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Solution

The fourth proportional to 49,033.12, 67,666 and 26,677.28 is: 36,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,033.12 : 67,666 = 26,677.28 : x
  2. Step 2: Convert to fraction form
    49,033.12/67,666 = 26,677.28/x
  3. Step 3: Cross multiply
    49,033.12x = 67,666 × 26,677.28
  4. Step 4: Simplify right side
    49,033.12x = 1,805,144,828.48
  5. Step 5: Solve for x
    x = 1,805,144,828.48/49,033.12
  6. Step 6: Final answer
    x = 36,814.81

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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.