Home / 22,621.72-33,916.18-15,207.80

Finding the Fourth Proportional to 22,621.72, 33,916.18 and 15,207.80

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Solution

The fourth proportional to 22,621.72, 33,916.18 and 15,207.80 is: 22,800.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,621.72 : 33,916.18 = 15,207.80 : x
  2. Step 2: Convert to fraction form
    22,621.72/33,916.18 = 15,207.80/x
  3. Step 3: Cross multiply
    22,621.72x = 33,916.18 × 15,207.80
  4. Step 4: Simplify right side
    22,621.72x = 515,790,482.20
  5. Step 5: Solve for x
    x = 515,790,482.20/22,621.72
  6. Step 6: Final answer
    x = 22,800.67

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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.