Home / 28,597.28-39,464.22-16,022.12

Finding the Fourth Proportional to 28,597.28, 39,464.22 and 16,022.12

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Solution

The fourth proportional to 28,597.28, 39,464.22 and 16,022.12 is: 22,110.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,597.28 : 39,464.22 = 16,022.12 : x
  2. Step 2: Convert to fraction form
    28,597.28/39,464.22 = 16,022.12/x
  3. Step 3: Cross multiply
    28,597.28x = 39,464.22 × 16,022.12
  4. Step 4: Simplify right side
    28,597.28x = 632,300,468.55
  5. Step 5: Solve for x
    x = 632,300,468.55/28,597.28
  6. Step 6: Final answer
    x = 22,110.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.