Home / 28,422.60-42,576.30-16,096.20

Finding the Fourth Proportional to 28,422.60, 42,576.30 and 16,096.20

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Solution

The fourth proportional to 28,422.60, 42,576.30 and 16,096.20 is: 24,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,422.60 : 42,576.30 = 16,096.20 : x
  2. Step 2: Convert to fraction form
    28,422.60/42,576.30 = 16,096.20/x
  3. Step 3: Cross multiply
    28,422.60x = 42,576.30 × 16,096.20
  4. Step 4: Simplify right side
    28,422.60x = 685,316,640.06
  5. Step 5: Solve for x
    x = 685,316,640.06/28,422.60
  6. Step 6: Final answer
    x = 24,111.68

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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.