Home / 15,622.43-23,423.25-8,605.76

Finding the Fourth Proportional to 15,622.43, 23,423.25 and 8,605.76

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Solution

The fourth proportional to 15,622.43, 23,423.25 and 8,605.76 is: 12,902.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,622.43 : 23,423.25 = 8,605.76 : x
  2. Step 2: Convert to fraction form
    15,622.43/23,423.25 = 8,605.76/x
  3. Step 3: Cross multiply
    15,622.43x = 23,423.25 × 8,605.76
  4. Step 4: Simplify right side
    15,622.43x = 201,574,750.80
  5. Step 5: Solve for x
    x = 201,574,750.80/15,622.43
  6. Step 6: Final answer
    x = 12,902.91

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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.