Home / 63,731.36-87,949.84-35,438.24

Finding the Fourth Proportional to 63,731.36, 87,949.84 and 35,438.24

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Solution

The fourth proportional to 63,731.36, 87,949.84 and 35,438.24 is: 48,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,731.36 : 87,949.84 = 35,438.24 : x
  2. Step 2: Convert to fraction form
    63,731.36/87,949.84 = 35,438.24/x
  3. Step 3: Cross multiply
    63,731.36x = 87,949.84 × 35,438.24
  4. Step 4: Simplify right side
    63,731.36x = 3,116,787,537.88
  5. Step 5: Solve for x
    x = 3,116,787,537.88/63,731.36
  6. Step 6: Final answer
    x = 48,905.08

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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.