Home / 28,576.44-42,876.90-14,735.16

Finding the Fourth Proportional to 28,576.44, 42,876.90 and 14,735.16

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Solution

The fourth proportional to 28,576.44, 42,876.90 and 14,735.16 is: 22,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,576.44 : 42,876.90 = 14,735.16 : x
  2. Step 2: Convert to fraction form
    28,576.44/42,876.90 = 14,735.16/x
  3. Step 3: Cross multiply
    28,576.44x = 42,876.90 × 14,735.16
  4. Step 4: Simplify right side
    28,576.44x = 631,797,981.80
  5. Step 5: Solve for x
    x = 631,797,981.80/28,576.44
  6. Step 6: Final answer
    x = 22,109.05

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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.