Home / 30,014.38-45,023.85-8,952.77

Finding the Fourth Proportional to 30,014.38, 45,023.85 and 8,952.77

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Solution

The fourth proportional to 30,014.38, 45,023.85 and 8,952.77 is: 13,429.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,014.38 : 45,023.85 = 8,952.77 : x
  2. Step 2: Convert to fraction form
    30,014.38/45,023.85 = 8,952.77/x
  3. Step 3: Cross multiply
    30,014.38x = 45,023.85 × 8,952.77
  4. Step 4: Simplify right side
    30,014.38x = 403,088,286.12
  5. Step 5: Solve for x
    x = 403,088,286.12/30,014.38
  6. Step 6: Final answer
    x = 13,429.84

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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.