Home / 30,958.68-42,723.42-17,529.66

Finding the Fourth Proportional to 30,958.68, 42,723.42 and 17,529.66

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Solution

The fourth proportional to 30,958.68, 42,723.42 and 17,529.66 is: 24,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,958.68 : 42,723.42 = 17,529.66 : x
  2. Step 2: Convert to fraction form
    30,958.68/42,723.42 = 17,529.66/x
  3. Step 3: Cross multiply
    30,958.68x = 42,723.42 × 17,529.66
  4. Step 4: Simplify right side
    30,958.68x = 748,927,026.64
  5. Step 5: Solve for x
    x = 748,927,026.64/30,958.68
  6. Step 6: Final answer
    x = 24,191.18

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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.