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Finding the Fourth Proportional to 39,592.76, 59,393.01 and 11,513.03

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Solution

The fourth proportional to 39,592.76, 59,393.01 and 11,513.03 is: 17,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,592.76 : 59,393.01 = 11,513.03 : x
  2. Step 2: Convert to fraction form
    39,592.76/59,393.01 = 11,513.03/x
  3. Step 3: Cross multiply
    39,592.76x = 59,393.01 × 11,513.03
  4. Step 4: Simplify right side
    39,592.76x = 683,793,505.92
  5. Step 5: Solve for x
    x = 683,793,505.92/39,592.76
  6. Step 6: Final answer
    x = 17,270.67

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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.