Home / 32,439.30-48,656.73-19,961.34

Finding the Fourth Proportional to 32,439.30, 48,656.73 and 19,961.34

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Solution

The fourth proportional to 32,439.30, 48,656.73 and 19,961.34 is: 29,940.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,439.30 : 48,656.73 = 19,961.34 : x
  2. Step 2: Convert to fraction form
    32,439.30/48,656.73 = 19,961.34/x
  3. Step 3: Cross multiply
    32,439.30x = 48,656.73 × 19,961.34
  4. Step 4: Simplify right side
    32,439.30x = 971,253,530.82
  5. Step 5: Solve for x
    x = 971,253,530.82/32,439.30
  6. Step 6: Final answer
    x = 29,940.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.