Home / 28,074.08-42,088.76-16,214.36

Finding the Fourth Proportional to 28,074.08, 42,088.76 and 16,214.36

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Solution

The fourth proportional to 28,074.08, 42,088.76 and 16,214.36 is: 24,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,074.08 : 42,088.76 = 16,214.36 : x
  2. Step 2: Convert to fraction form
    28,074.08/42,088.76 = 16,214.36/x
  3. Step 3: Cross multiply
    28,074.08x = 42,088.76 × 16,214.36
  4. Step 4: Simplify right side
    28,074.08x = 682,442,015.08
  5. Step 5: Solve for x
    x = 682,442,015.08/28,074.08
  6. Step 6: Final answer
    x = 24,308.62

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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.