Home / 30,114.56-45,188.58-13,473.92

Finding the Fourth Proportional to 30,114.56, 45,188.58 and 13,473.92

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Solution

The fourth proportional to 30,114.56, 45,188.58 and 13,473.92 is: 20,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,114.56 : 45,188.58 = 13,473.92 : x
  2. Step 2: Convert to fraction form
    30,114.56/45,188.58 = 13,473.92/x
  3. Step 3: Cross multiply
    30,114.56x = 45,188.58 × 13,473.92
  4. Step 4: Simplify right side
    30,114.56x = 608,867,311.83
  5. Step 5: Solve for x
    x = 608,867,311.83/30,114.56
  6. Step 6: Final answer
    x = 20,218.37

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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.