Home / 15,753.60-23,624.69-5,221.67

Finding the Fourth Proportional to 15,753.60, 23,624.69 and 5,221.67

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Solution

The fourth proportional to 15,753.60, 23,624.69 and 5,221.67 is: 7,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.60 : 23,624.69 = 5,221.67 : x
  2. Step 2: Convert to fraction form
    15,753.60/23,624.69 = 5,221.67/x
  3. Step 3: Cross multiply
    15,753.60x = 23,624.69 × 5,221.67
  4. Step 4: Simplify right side
    15,753.60x = 123,360,190.80
  5. Step 5: Solve for x
    x = 123,360,190.80/15,753.60
  6. Step 6: Final answer
    x = 7,830.60

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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.