Home / 28,533.72-42,717.30-16,651.08

Finding the Fourth Proportional to 28,533.72, 42,717.30 and 16,651.08

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Solution

The fourth proportional to 28,533.72, 42,717.30 and 16,651.08 is: 24,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,533.72 : 42,717.30 = 16,651.08 : x
  2. Step 2: Convert to fraction form
    28,533.72/42,717.30 = 16,651.08/x
  3. Step 3: Cross multiply
    28,533.72x = 42,717.30 × 16,651.08
  4. Step 4: Simplify right side
    28,533.72x = 711,289,179.68
  5. Step 5: Solve for x
    x = 711,289,179.68/28,533.72
  6. Step 6: Final answer
    x = 24,928.02

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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.