Home / 19,265.20-28,907.40-10,951.60

Finding the Fourth Proportional to 19,265.20, 28,907.40 and 10,951.60

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Solution

The fourth proportional to 19,265.20, 28,907.40 and 10,951.60 is: 16,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.20 : 28,907.40 = 10,951.60 : x
  2. Step 2: Convert to fraction form
    19,265.20/28,907.40 = 10,951.60/x
  3. Step 3: Cross multiply
    19,265.20x = 28,907.40 × 10,951.60
  4. Step 4: Simplify right side
    19,265.20x = 316,582,281.84
  5. Step 5: Solve for x
    x = 316,582,281.84/19,265.20
  6. Step 6: Final answer
    x = 16,432.86

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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.