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Finding the Fourth Proportional to 16,225.76, 24,338.64 and 3,913.76

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Solution

The fourth proportional to 16,225.76, 24,338.64 and 3,913.76 is: 5,870.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.76 : 24,338.64 = 3,913.76 : x
  2. Step 2: Convert to fraction form
    16,225.76/24,338.64 = 3,913.76/x
  3. Step 3: Cross multiply
    16,225.76x = 24,338.64 × 3,913.76
  4. Step 4: Simplify right side
    16,225.76x = 95,255,595.69
  5. Step 5: Solve for x
    x = 95,255,595.69/16,225.76
  6. Step 6: Final answer
    x = 5,870.64

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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.