Home / 35,817.72-49,428.18-19,901.88

Finding the Fourth Proportional to 35,817.72, 49,428.18 and 19,901.88

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Solution

The fourth proportional to 35,817.72, 49,428.18 and 19,901.88 is: 27,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,817.72 : 49,428.18 = 19,901.88 : x
  2. Step 2: Convert to fraction form
    35,817.72/49,428.18 = 19,901.88/x
  3. Step 3: Cross multiply
    35,817.72x = 49,428.18 × 19,901.88
  4. Step 4: Simplify right side
    35,817.72x = 983,713,706.98
  5. Step 5: Solve for x
    x = 983,713,706.98/35,817.72
  6. Step 6: Final answer
    x = 27,464.44

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1.5x scale

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.