Home / 15,749.40-23,591.70-7,962.60

Finding the Fourth Proportional to 15,749.40, 23,591.70 and 7,962.60

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Solution

The fourth proportional to 15,749.40, 23,591.70 and 7,962.60 is: 11,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.40 : 23,591.70 = 7,962.60 : x
  2. Step 2: Convert to fraction form
    15,749.40/23,591.70 = 7,962.60/x
  3. Step 3: Cross multiply
    15,749.40x = 23,591.70 × 7,962.60
  4. Step 4: Simplify right side
    15,749.40x = 187,851,270.42
  5. Step 5: Solve for x
    x = 187,851,270.42/15,749.40
  6. Step 6: Final answer
    x = 11,927.52

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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.