Home / 35,751.12-49,329.36-21,604.74

Finding the Fourth Proportional to 35,751.12, 49,329.36 and 21,604.74

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Solution

The fourth proportional to 35,751.12, 49,329.36 and 21,604.74 is: 29,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,751.12 : 49,329.36 = 21,604.74 : x
  2. Step 2: Convert to fraction form
    35,751.12/49,329.36 = 21,604.74/x
  3. Step 3: Cross multiply
    35,751.12x = 49,329.36 × 21,604.74
  4. Step 4: Simplify right side
    35,751.12x = 1,065,747,997.17
  5. Step 5: Solve for x
    x = 1,065,747,997.17/35,751.12
  6. Step 6: Final answer
    x = 29,810.20

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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.