Home / 28,886.90-43,274.28-16,368.44

Finding the Fourth Proportional to 28,886.90, 43,274.28 and 16,368.44

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Solution

The fourth proportional to 28,886.90, 43,274.28 and 16,368.44 is: 24,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886.90 : 43,274.28 = 16,368.44 : x
  2. Step 2: Convert to fraction form
    28,886.90/43,274.28 = 16,368.44/x
  3. Step 3: Cross multiply
    28,886.90x = 43,274.28 × 16,368.44
  4. Step 4: Simplify right side
    28,886.90x = 708,332,455.72
  5. Step 5: Solve for x
    x = 708,332,455.72/28,886.90
  6. Step 6: Final answer
    x = 24,520.89

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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.