Home / 39,257.43-58,851.57-15,581.60

Finding the Fourth Proportional to 39,257.43, 58,851.57 and 15,581.60

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Solution

The fourth proportional to 39,257.43, 58,851.57 and 15,581.60 is: 23,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,257.43 : 58,851.57 = 15,581.60 : x
  2. Step 2: Convert to fraction form
    39,257.43/58,851.57 = 15,581.60/x
  3. Step 3: Cross multiply
    39,257.43x = 58,851.57 × 15,581.60
  4. Step 4: Simplify right side
    39,257.43x = 917,001,328.85
  5. Step 5: Solve for x
    x = 917,001,328.85/39,257.43
  6. Step 6: Final answer
    x = 23,358.67

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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.