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Finding the Fourth Proportional to 56,604.82, 84,830.64 and 21,525.34

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Solution

The fourth proportional to 56,604.82, 84,830.64 and 21,525.34 is: 32,258.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,604.82 : 84,830.64 = 21,525.34 : x
  2. Step 2: Convert to fraction form
    56,604.82/84,830.64 = 21,525.34/x
  3. Step 3: Cross multiply
    56,604.82x = 84,830.64 × 21,525.34
  4. Step 4: Simplify right side
    56,604.82x = 1,826,008,368.42
  5. Step 5: Solve for x
    x = 1,826,008,368.42/56,604.82
  6. Step 6: Final answer
    x = 32,258.88

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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.