Home / 52,964.64-79,479.78-30,788.46

Finding the Fourth Proportional to 52,964.64, 79,479.78 and 30,788.46

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Solution

The fourth proportional to 52,964.64, 79,479.78 and 30,788.46 is: 46,201.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,964.64 : 79,479.78 = 30,788.46 : x
  2. Step 2: Convert to fraction form
    52,964.64/79,479.78 = 30,788.46/x
  3. Step 3: Cross multiply
    52,964.64x = 79,479.78 × 30,788.46
  4. Step 4: Simplify right side
    52,964.64x = 2,447,060,027.34
  5. Step 5: Solve for x
    x = 2,447,060,027.34/52,964.64
  6. Step 6: Final answer
    x = 46,201.77

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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.