Home / 35,071.70-48,397.11-19,964.31

Finding the Fourth Proportional to 35,071.70, 48,397.11 and 19,964.31

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Solution

The fourth proportional to 35,071.70, 48,397.11 and 19,964.31 is: 27,549.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,071.70 : 48,397.11 = 19,964.31 : x
  2. Step 2: Convert to fraction form
    35,071.70/48,397.11 = 19,964.31/x
  3. Step 3: Cross multiply
    35,071.70x = 48,397.11 × 19,964.31
  4. Step 4: Simplify right side
    35,071.70x = 966,214,907.14
  5. Step 5: Solve for x
    x = 966,214,907.14/35,071.70
  6. Step 6: Final answer
    x = 27,549.71

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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.