Home / 15,842.70-23,749.20-5,988.60

Finding the Fourth Proportional to 15,842.70, 23,749.20 and 5,988.60

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Solution

The fourth proportional to 15,842.70, 23,749.20 and 5,988.60 is: 8,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,842.70 : 23,749.20 = 5,988.60 : x
  2. Step 2: Convert to fraction form
    15,842.70/23,749.20 = 5,988.60/x
  3. Step 3: Cross multiply
    15,842.70x = 23,749.20 × 5,988.60
  4. Step 4: Simplify right side
    15,842.70x = 142,224,459.12
  5. Step 5: Solve for x
    x = 142,224,459.12/15,842.70
  6. Step 6: Final answer
    x = 8,977.29

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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.