Home / 19,245.62-28,729.10-16,629.93

Finding the Fourth Proportional to 19,245.62, 28,729.10 and 16,629.93

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Solution

The fourth proportional to 19,245.62, 28,729.10 and 16,629.93 is: 24,824.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.62 : 28,729.10 = 16,629.93 : x
  2. Step 2: Convert to fraction form
    19,245.62/28,729.10 = 16,629.93/x
  3. Step 3: Cross multiply
    19,245.62x = 28,729.10 × 16,629.93
  4. Step 4: Simplify right side
    19,245.62x = 477,762,838.81
  5. Step 5: Solve for x
    x = 477,762,838.81/19,245.62
  6. Step 6: Final answer
    x = 24,824.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.