Home / 35,900.90-49,541.30-19,765.06

Finding the Fourth Proportional to 35,900.90, 49,541.30 and 19,765.06

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Solution

The fourth proportional to 35,900.90, 49,541.30 and 19,765.06 is: 27,274.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,900.90 : 49,541.30 = 19,765.06 : x
  2. Step 2: Convert to fraction form
    35,900.90/49,541.30 = 19,765.06/x
  3. Step 3: Cross multiply
    35,900.90x = 49,541.30 × 19,765.06
  4. Step 4: Simplify right side
    35,900.90x = 979,186,841.50
  5. Step 5: Solve for x
    x = 979,186,841.50/35,900.90
  6. Step 6: Final answer
    x = 27,274.72

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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.