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Finding the Fourth Proportional to 30,593.84, 45,891.27 and 8,407.08

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Solution

The fourth proportional to 30,593.84, 45,891.27 and 8,407.08 is: 12,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,593.84 : 45,891.27 = 8,407.08 : x
  2. Step 2: Convert to fraction form
    30,593.84/45,891.27 = 8,407.08/x
  3. Step 3: Cross multiply
    30,593.84x = 45,891.27 × 8,407.08
  4. Step 4: Simplify right side
    30,593.84x = 385,811,536.16
  5. Step 5: Solve for x
    x = 385,811,536.16/30,593.84
  6. Step 6: Final answer
    x = 12,610.76

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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.