Home / 28,394.39-42,617.96-14,364.33

Finding the Fourth Proportional to 28,394.39, 42,617.96 and 14,364.33

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Solution

The fourth proportional to 28,394.39, 42,617.96 and 14,364.33 is: 21,559.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,394.39 : 42,617.96 = 14,364.33 : x
  2. Step 2: Convert to fraction form
    28,394.39/42,617.96 = 14,364.33/x
  3. Step 3: Cross multiply
    28,394.39x = 42,617.96 × 14,364.33
  4. Step 4: Simplify right side
    28,394.39x = 612,178,369.55
  5. Step 5: Solve for x
    x = 612,178,369.55/28,394.39
  6. Step 6: Final answer
    x = 21,559.84

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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.