Home / 35,318.35-48,755.28-21,907.99

Finding the Fourth Proportional to 35,318.35, 48,755.28 and 21,907.99

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Solution

The fourth proportional to 35,318.35, 48,755.28 and 21,907.99 is: 30,242.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.35 : 48,755.28 = 21,907.99 : x
  2. Step 2: Convert to fraction form
    35,318.35/48,755.28 = 21,907.99/x
  3. Step 3: Cross multiply
    35,318.35x = 48,755.28 × 21,907.99
  4. Step 4: Simplify right side
    35,318.35x = 1,068,130,186.69
  5. Step 5: Solve for x
    x = 1,068,130,186.69/35,318.35
  6. Step 6: Final answer
    x = 30,242.92

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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.