Home / 30,523.23-45,784.41-18,518.24

Finding the Fourth Proportional to 30,523.23, 45,784.41 and 18,518.24

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Solution

The fourth proportional to 30,523.23, 45,784.41 and 18,518.24 is: 27,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,523.23 : 45,784.41 = 18,518.24 : x
  2. Step 2: Convert to fraction form
    30,523.23/45,784.41 = 18,518.24/x
  3. Step 3: Cross multiply
    30,523.23x = 45,784.41 × 18,518.24
  4. Step 4: Simplify right side
    30,523.23x = 847,846,737.66
  5. Step 5: Solve for x
    x = 847,846,737.66/30,523.23
  6. Step 6: Final answer
    x = 27,777.10

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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.