Home / 30,016.20-44,985.30-12,226.14

Finding the Fourth Proportional to 30,016.20, 44,985.30 and 12,226.14

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Solution

The fourth proportional to 30,016.20, 44,985.30 and 12,226.14 is: 18,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.20 : 44,985.30 = 12,226.14 : x
  2. Step 2: Convert to fraction form
    30,016.20/44,985.30 = 12,226.14/x
  3. Step 3: Cross multiply
    30,016.20x = 44,985.30 × 12,226.14
  4. Step 4: Simplify right side
    30,016.20x = 549,996,575.74
  5. Step 5: Solve for x
    x = 549,996,575.74/30,016.20
  6. Step 6: Final answer
    x = 18,323.32

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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.