Home / 30,449.11-45,672.63-10,727.15

Finding the Fourth Proportional to 30,449.11, 45,672.63 and 10,727.15

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Solution

The fourth proportional to 30,449.11, 45,672.63 and 10,727.15 is: 16,090.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,449.11 : 45,672.63 = 10,727.15 : x
  2. Step 2: Convert to fraction form
    30,449.11/45,672.63 = 10,727.15/x
  3. Step 3: Cross multiply
    30,449.11x = 45,672.63 × 10,727.15
  4. Step 4: Simplify right side
    30,449.11x = 489,937,152.90
  5. Step 5: Solve for x
    x = 489,937,152.90/30,449.11
  6. Step 6: Final answer
    x = 16,090.36

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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.