Home / 30,630.12-45,902.34-16,559.76

Finding the Fourth Proportional to 30,630.12, 45,902.34 and 16,559.76

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Solution

The fourth proportional to 30,630.12, 45,902.34 and 16,559.76 is: 24,816.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,630.12 : 45,902.34 = 16,559.76 : x
  2. Step 2: Convert to fraction form
    30,630.12/45,902.34 = 16,559.76/x
  3. Step 3: Cross multiply
    30,630.12x = 45,902.34 × 16,559.76
  4. Step 4: Simplify right side
    30,630.12x = 760,131,733.84
  5. Step 5: Solve for x
    x = 760,131,733.84/30,630.12
  6. Step 6: Final answer
    x = 24,816.48

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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.