Home / 30,351.32-45,540.10-16,294.94

Finding the Fourth Proportional to 30,351.32, 45,540.10 and 16,294.94

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Solution

The fourth proportional to 30,351.32, 45,540.10 and 16,294.94 is: 24,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,351.32 : 45,540.10 = 16,294.94 : x
  2. Step 2: Convert to fraction form
    30,351.32/45,540.10 = 16,294.94/x
  3. Step 3: Cross multiply
    30,351.32x = 45,540.10 × 16,294.94
  4. Step 4: Simplify right side
    30,351.32x = 742,073,197.09
  5. Step 5: Solve for x
    x = 742,073,197.09/30,351.32
  6. Step 6: Final answer
    x = 24,449.45

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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.